Home / 161,879.76-242,681.17-62,111.55

Finding the Fourth Proportional to 161,879.76, 242,681.17 and 62,111.55

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Solution

The fourth proportional to 161,879.76, 242,681.17 and 62,111.55 is: 93,114.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,879.76 : 242,681.17 = 62,111.55 : x
  2. Step 2: Convert to fraction form
    161,879.76/242,681.17 = 62,111.55/x
  3. Step 3: Cross multiply
    161,879.76x = 242,681.17 × 62,111.55
  4. Step 4: Simplify right side
    161,879.76x = 15,073,304,379.29
  5. Step 5: Solve for x
    x = 15,073,304,379.29/161,879.76
  6. Step 6: Final answer
    x = 93,114.20

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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.