Home / 136,472.34-204,737.94-66,391.14

Finding the Fourth Proportional to 136,472.34, 204,737.94 and 66,391.14

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Solution

The fourth proportional to 136,472.34, 204,737.94 and 66,391.14 is: 99,601.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,472.34 : 204,737.94 = 66,391.14 : x
  2. Step 2: Convert to fraction form
    136,472.34/204,737.94 = 66,391.14/x
  3. Step 3: Cross multiply
    136,472.34x = 204,737.94 × 66,391.14
  4. Step 4: Simplify right side
    136,472.34x = 13,592,785,237.85
  5. Step 5: Solve for x
    x = 13,592,785,237.85/136,472.34
  6. Step 6: Final answer
    x = 99,601.03

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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.