Home / 49,127.80-73,691.70-29,428.60

Finding the Fourth Proportional to 49,127.80, 73,691.70 and 29,428.60

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Solution

The fourth proportional to 49,127.80, 73,691.70 and 29,428.60 is: 44,142.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,127.80 : 73,691.70 = 29,428.60 : x
  2. Step 2: Convert to fraction form
    49,127.80/73,691.70 = 29,428.60/x
  3. Step 3: Cross multiply
    49,127.80x = 73,691.70 × 29,428.60
  4. Step 4: Simplify right side
    49,127.80x = 2,168,643,562.62
  5. Step 5: Solve for x
    x = 2,168,643,562.62/49,127.80
  6. Step 6: Final answer
    x = 44,142.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.