Home / 88,034.22-121,465.44-52,232.76

Finding the Fourth Proportional to 88,034.22, 121,465.44 and 52,232.76

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Solution

The fourth proportional to 88,034.22, 121,465.44 and 52,232.76 is: 72,068.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,034.22 : 121,465.44 = 52,232.76 : x
  2. Step 2: Convert to fraction form
    88,034.22/121,465.44 = 52,232.76/x
  3. Step 3: Cross multiply
    88,034.22x = 121,465.44 × 52,232.76
  4. Step 4: Simplify right side
    88,034.22x = 6,344,475,175.81
  5. Step 5: Solve for x
    x = 6,344,475,175.81/88,034.22
  6. Step 6: Final answer
    x = 72,068.28

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.