Home / 124,830.72-187,238.79-36,082.26

Finding the Fourth Proportional to 124,830.72, 187,238.79 and 36,082.26

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Solution

The fourth proportional to 124,830.72, 187,238.79 and 36,082.26 is: 54,121.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,830.72 : 187,238.79 = 36,082.26 : x
  2. Step 2: Convert to fraction form
    124,830.72/187,238.79 = 36,082.26/x
  3. Step 3: Cross multiply
    124,830.72x = 187,238.79 × 36,082.26
  4. Step 4: Simplify right side
    124,830.72x = 6,755,998,702.87
  5. Step 5: Solve for x
    x = 6,755,998,702.87/124,830.72
  6. Step 6: Final answer
    x = 54,121.28

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1.5x scale

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.