Home / 93,708.97-129,335.02-55,489.73

Finding the Fourth Proportional to 93,708.97, 129,335.02 and 55,489.73

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Solution

The fourth proportional to 93,708.97, 129,335.02 and 55,489.73 is: 76,585.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,708.97 : 129,335.02 = 55,489.73 : x
  2. Step 2: Convert to fraction form
    93,708.97/129,335.02 = 55,489.73/x
  3. Step 3: Cross multiply
    93,708.97x = 129,335.02 × 55,489.73
  4. Step 4: Simplify right side
    93,708.97x = 7,176,765,593.58
  5. Step 5: Solve for x
    x = 7,176,765,593.58/93,708.97
  6. Step 6: Final answer
    x = 76,585.69

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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.