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Finding the Fourth Proportional to 85,073.57, 127,600.61 and 22,748.93

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Solution

The fourth proportional to 85,073.57, 127,600.61 and 22,748.93 is: 34,120.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,073.57 : 127,600.61 = 22,748.93 : x
  2. Step 2: Convert to fraction form
    85,073.57/127,600.61 = 22,748.93/x
  3. Step 3: Cross multiply
    85,073.57x = 127,600.61 × 22,748.93
  4. Step 4: Simplify right side
    85,073.57x = 2,902,777,720.72
  5. Step 5: Solve for x
    x = 2,902,777,720.72/85,073.57
  6. Step 6: Final answer
    x = 34,120.79

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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.