Home / 151,972.20-228,023.10-73,045.80

Finding the Fourth Proportional to 151,972.20, 228,023.10 and 73,045.80

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Solution

The fourth proportional to 151,972.20, 228,023.10 and 73,045.80 is: 109,599.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,972.20 : 228,023.10 = 73,045.80 : x
  2. Step 2: Convert to fraction form
    151,972.20/228,023.10 = 73,045.80/x
  3. Step 3: Cross multiply
    151,972.20x = 228,023.10 × 73,045.80
  4. Step 4: Simplify right side
    151,972.20x = 16,656,129,757.98
  5. Step 5: Solve for x
    x = 16,656,129,757.98/151,972.20
  6. Step 6: Final answer
    x = 109,599.85

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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.