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Finding the Fourth Proportional to 107,082.78, 160,626.78 and 36,006.45

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Solution

The fourth proportional to 107,082.78, 160,626.78 and 36,006.45 is: 54,010.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,082.78 : 160,626.78 = 36,006.45 : x
  2. Step 2: Convert to fraction form
    107,082.78/160,626.78 = 36,006.45/x
  3. Step 3: Cross multiply
    107,082.78x = 160,626.78 × 36,006.45
  4. Step 4: Simplify right side
    107,082.78x = 5,783,600,122.73
  5. Step 5: Solve for x
    x = 5,783,600,122.73/107,082.78
  6. Step 6: Final answer
    x = 54,010.55

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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.