Home / 82,197.13-123,285.31-26,042.93

Finding the Fourth Proportional to 82,197.13, 123,285.31 and 26,042.93

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Solution

The fourth proportional to 82,197.13, 123,285.31 and 26,042.93 is: 39,061.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,197.13 : 123,285.31 = 26,042.93 : x
  2. Step 2: Convert to fraction form
    82,197.13/123,285.31 = 26,042.93/x
  3. Step 3: Cross multiply
    82,197.13x = 123,285.31 × 26,042.93
  4. Step 4: Simplify right side
    82,197.13x = 3,210,711,172.62
  5. Step 5: Solve for x
    x = 3,210,711,172.62/82,197.13
  6. Step 6: Final answer
    x = 39,061.11

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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.