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Finding the Fourth Proportional to 171,034.80, 256,580.28 and 52,706.16

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Solution

The fourth proportional to 171,034.80, 256,580.28 and 52,706.16 is: 79,067.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,034.80 : 256,580.28 = 52,706.16 : x
  2. Step 2: Convert to fraction form
    171,034.80/256,580.28 = 52,706.16/x
  3. Step 3: Cross multiply
    171,034.80x = 256,580.28 × 52,706.16
  4. Step 4: Simplify right side
    171,034.80x = 13,523,361,290.52
  5. Step 5: Solve for x
    x = 13,523,361,290.52/171,034.80
  6. Step 6: Final answer
    x = 79,067.89

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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.