Home / 94,147.42-141,221.27-66,192.52

Finding the Fourth Proportional to 94,147.42, 141,221.27 and 66,192.52

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Solution

The fourth proportional to 94,147.42, 141,221.27 and 66,192.52 is: 99,288.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,147.42 : 141,221.27 = 66,192.52 : x
  2. Step 2: Convert to fraction form
    94,147.42/141,221.27 = 66,192.52/x
  3. Step 3: Cross multiply
    94,147.42x = 141,221.27 × 66,192.52
  4. Step 4: Simplify right side
    94,147.42x = 9,347,791,738.90
  5. Step 5: Solve for x
    x = 9,347,791,738.90/94,147.42
  6. Step 6: Final answer
    x = 99,288.88

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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.