Home / 150,691.18-226,045.43-54,649.31

Finding the Fourth Proportional to 150,691.18, 226,045.43 and 54,649.31

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Solution

The fourth proportional to 150,691.18, 226,045.43 and 54,649.31 is: 81,977.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,691.18 : 226,045.43 = 54,649.31 : x
  2. Step 2: Convert to fraction form
    150,691.18/226,045.43 = 54,649.31/x
  3. Step 3: Cross multiply
    150,691.18x = 226,045.43 × 54,649.31
  4. Step 4: Simplify right side
    150,691.18x = 12,353,226,778.15
  5. Step 5: Solve for x
    x = 12,353,226,778.15/150,691.18
  6. Step 6: Final answer
    x = 81,977.11

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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.