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Finding the Fourth Proportional to 240,545.22, 360,814.17 and 82,774.98

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Solution

The fourth proportional to 240,545.22, 360,814.17 and 82,774.98 is: 124,161.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,545.22 : 360,814.17 = 82,774.98 : x
  2. Step 2: Convert to fraction form
    240,545.22/360,814.17 = 82,774.98/x
  3. Step 3: Cross multiply
    240,545.22x = 360,814.17 × 82,774.98
  4. Step 4: Simplify right side
    240,545.22x = 29,866,385,705.47
  5. Step 5: Solve for x
    x = 29,866,385,705.47/240,545.22
  6. Step 6: Final answer
    x = 124,161.21

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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.