Home / 93,502.12-129,031.86-57,677.80

Finding the Fourth Proportional to 93,502.12, 129,031.86 and 57,677.80

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Solution

The fourth proportional to 93,502.12, 129,031.86 and 57,677.80 is: 79,594.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,502.12 : 129,031.86 = 57,677.80 : x
  2. Step 2: Convert to fraction form
    93,502.12/129,031.86 = 57,677.80/x
  3. Step 3: Cross multiply
    93,502.12x = 129,031.86 × 57,677.80
  4. Step 4: Simplify right side
    93,502.12x = 7,442,273,814.71
  5. Step 5: Solve for x
    x = 7,442,273,814.71/93,502.12
  6. Step 6: Final answer
    x = 79,594.71

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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.