Home / 93,943.88-129,642.56-51,502.71

Finding the Fourth Proportional to 93,943.88, 129,642.56 and 51,502.71

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Solution

The fourth proportional to 93,943.88, 129,642.56 and 51,502.71 is: 71,073.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,943.88 : 129,642.56 = 51,502.71 : x
  2. Step 2: Convert to fraction form
    93,943.88/129,642.56 = 51,502.71/x
  3. Step 3: Cross multiply
    93,943.88x = 129,642.56 × 51,502.71
  4. Step 4: Simplify right side
    93,943.88x = 6,676,943,171.34
  5. Step 5: Solve for x
    x = 6,676,943,171.34/93,943.88
  6. Step 6: Final answer
    x = 71,073.74

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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.