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Finding the Fourth Proportional to 170,471.53, 255,733.57 and 58,125.47

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Solution

The fourth proportional to 170,471.53, 255,733.57 and 58,125.47 is: 87,197.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,471.53 : 255,733.57 = 58,125.47 : x
  2. Step 2: Convert to fraction form
    170,471.53/255,733.57 = 58,125.47/x
  3. Step 3: Cross multiply
    170,471.53x = 255,733.57 × 58,125.47
  4. Step 4: Simplify right side
    170,471.53x = 14,864,633,951.03
  5. Step 5: Solve for x
    x = 14,864,633,951.03/170,471.53
  6. Step 6: Final answer
    x = 87,197.16

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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.