Home / 147,524.97-221,281.68-42,343.90

Finding the Fourth Proportional to 147,524.97, 221,281.68 and 42,343.90

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Solution

The fourth proportional to 147,524.97, 221,281.68 and 42,343.90 is: 63,514.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,524.97 : 221,281.68 = 42,343.90 : x
  2. Step 2: Convert to fraction form
    147,524.97/221,281.68 = 42,343.90/x
  3. Step 3: Cross multiply
    147,524.97x = 221,281.68 × 42,343.90
  4. Step 4: Simplify right side
    147,524.97x = 9,369,929,329.75
  5. Step 5: Solve for x
    x = 9,369,929,329.75/147,524.97
  6. Step 6: Final answer
    x = 63,514.19

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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.