Home / 77,331.18-116,024.34-47,714.52

Finding the Fourth Proportional to 77,331.18, 116,024.34 and 47,714.52

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Solution

The fourth proportional to 77,331.18, 116,024.34 and 47,714.52 is: 71,588.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,331.18 : 116,024.34 = 47,714.52 : x
  2. Step 2: Convert to fraction form
    77,331.18/116,024.34 = 47,714.52/x
  3. Step 3: Cross multiply
    77,331.18x = 116,024.34 × 47,714.52
  4. Step 4: Simplify right side
    77,331.18x = 5,536,045,691.42
  5. Step 5: Solve for x
    x = 5,536,045,691.42/77,331.18
  6. Step 6: Final answer
    x = 71,588.79

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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.