Home / 64,211.30-96,288.15-29,132.90

Finding the Fourth Proportional to 64,211.30, 96,288.15 and 29,132.90

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Solution

The fourth proportional to 64,211.30, 96,288.15 and 29,132.90 is: 43,686.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,211.30 : 96,288.15 = 29,132.90 : x
  2. Step 2: Convert to fraction form
    64,211.30/96,288.15 = 29,132.90/x
  3. Step 3: Cross multiply
    64,211.30x = 96,288.15 × 29,132.90
  4. Step 4: Simplify right side
    64,211.30x = 2,805,153,045.14
  5. Step 5: Solve for x
    x = 2,805,153,045.14/64,211.30
  6. Step 6: Final answer
    x = 43,686.28

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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.