Home / 93,572.38-129,130.21-51,130.91

Finding the Fourth Proportional to 93,572.38, 129,130.21 and 51,130.91

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Solution

The fourth proportional to 93,572.38, 129,130.21 and 51,130.91 is: 70,560.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,572.38 : 129,130.21 = 51,130.91 : x
  2. Step 2: Convert to fraction form
    93,572.38/129,130.21 = 51,130.91/x
  3. Step 3: Cross multiply
    93,572.38x = 129,130.21 × 51,130.91
  4. Step 4: Simplify right side
    93,572.38x = 6,602,544,806.17
  5. Step 5: Solve for x
    x = 6,602,544,806.17/93,572.38
  6. Step 6: Final answer
    x = 70,560.83

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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.