Home / 62,553.18-86,291.10-42,403.26

Finding the Fourth Proportional to 62,553.18, 86,291.10 and 42,403.26

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Solution

The fourth proportional to 62,553.18, 86,291.10 and 42,403.26 is: 58,494.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,553.18 : 86,291.10 = 42,403.26 : x
  2. Step 2: Convert to fraction form
    62,553.18/86,291.10 = 42,403.26/x
  3. Step 3: Cross multiply
    62,553.18x = 86,291.10 × 42,403.26
  4. Step 4: Simplify right side
    62,553.18x = 3,659,023,948.99
  5. Step 5: Solve for x
    x = 3,659,023,948.99/62,553.18
  6. Step 6: Final answer
    x = 58,494.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.