Home / 88,276.39-121,820.91-50,043.15

Finding the Fourth Proportional to 88,276.39, 121,820.91 and 50,043.15

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Solution

The fourth proportional to 88,276.39, 121,820.91 and 50,043.15 is: 69,059.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,276.39 : 121,820.91 = 50,043.15 : x
  2. Step 2: Convert to fraction form
    88,276.39/121,820.91 = 50,043.15/x
  3. Step 3: Cross multiply
    88,276.39x = 121,820.91 × 50,043.15
  4. Step 4: Simplify right side
    88,276.39x = 6,096,302,072.27
  5. Step 5: Solve for x
    x = 6,096,302,072.27/88,276.39
  6. Step 6: Final answer
    x = 69,059.26

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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.