Home / 92,918.25-139,377.38-30,593.61

Finding the Fourth Proportional to 92,918.25, 139,377.38 and 30,593.61

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Solution

The fourth proportional to 92,918.25, 139,377.38 and 30,593.61 is: 45,890.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,918.25 : 139,377.38 = 30,593.61 : x
  2. Step 2: Convert to fraction form
    92,918.25/139,377.38 = 30,593.61/x
  3. Step 3: Cross multiply
    92,918.25x = 139,377.38 × 30,593.61
  4. Step 4: Simplify right side
    92,918.25x = 4,264,057,053.57
  5. Step 5: Solve for x
    x = 4,264,057,053.57/92,918.25
  6. Step 6: Final answer
    x = 45,890.42

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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.