Home / 88,117.35-121,598.66-47,830.25

Finding the Fourth Proportional to 88,117.35, 121,598.66 and 47,830.25

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Solution

The fourth proportional to 88,117.35, 121,598.66 and 47,830.25 is: 66,003.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,117.35 : 121,598.66 = 47,830.25 : x
  2. Step 2: Convert to fraction form
    88,117.35/121,598.66 = 47,830.25/x
  3. Step 3: Cross multiply
    88,117.35x = 121,598.66 × 47,830.25
  4. Step 4: Simplify right side
    88,117.35x = 5,816,093,460.32
  5. Step 5: Solve for x
    x = 5,816,093,460.32/88,117.35
  6. Step 6: Final answer
    x = 66,003.95

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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.