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Finding the Fourth Proportional to 171,229.62, 256,856.76 and 52,885.62

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Solution

The fourth proportional to 171,229.62, 256,856.76 and 52,885.62 is: 79,332.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,229.62 : 256,856.76 = 52,885.62 : x
  2. Step 2: Convert to fraction form
    171,229.62/256,856.76 = 52,885.62/x
  3. Step 3: Cross multiply
    171,229.62x = 256,856.76 × 52,885.62
  4. Step 4: Simplify right side
    171,229.62x = 13,584,029,003.79
  5. Step 5: Solve for x
    x = 13,584,029,003.79/171,229.62
  6. Step 6: Final answer
    x = 79,332.24

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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.