Home / 49,142.88-73,714.32-14,082.66

Finding the Fourth Proportional to 49,142.88, 73,714.32 and 14,082.66

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Solution

The fourth proportional to 49,142.88, 73,714.32 and 14,082.66 is: 21,123.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,142.88 : 73,714.32 = 14,082.66 : x
  2. Step 2: Convert to fraction form
    49,142.88/73,714.32 = 14,082.66/x
  3. Step 3: Cross multiply
    49,142.88x = 73,714.32 × 14,082.66
  4. Step 4: Simplify right side
    49,142.88x = 1,038,093,705.69
  5. Step 5: Solve for x
    x = 1,038,093,705.69/49,142.88
  6. Step 6: Final answer
    x = 21,123.99

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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.