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Finding the Fourth Proportional to 170,343.73, 255,572.50 and 75,560.86

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Solution

The fourth proportional to 170,343.73, 255,572.50 and 75,560.86 is: 113,366.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,343.73 : 255,572.50 = 75,560.86 : x
  2. Step 2: Convert to fraction form
    170,343.73/255,572.50 = 75,560.86/x
  3. Step 3: Cross multiply
    170,343.73x = 255,572.50 × 75,560.86
  4. Step 4: Simplify right side
    170,343.73x = 19,311,277,892.35
  5. Step 5: Solve for x
    x = 19,311,277,892.35/170,343.73
  6. Step 6: Final answer
    x = 113,366.53

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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.