Home / 80,238.34-120,369.24-24,082.89

Finding the Fourth Proportional to 80,238.34, 120,369.24 and 24,082.89

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Solution

The fourth proportional to 80,238.34, 120,369.24 and 24,082.89 is: 36,127.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,238.34 : 120,369.24 = 24,082.89 : x
  2. Step 2: Convert to fraction form
    80,238.34/120,369.24 = 24,082.89/x
  3. Step 3: Cross multiply
    80,238.34x = 120,369.24 × 24,082.89
  4. Step 4: Simplify right side
    80,238.34x = 2,898,838,564.46
  5. Step 5: Solve for x
    x = 2,898,838,564.46/80,238.34
  6. Step 6: Final answer
    x = 36,127.85

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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.