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Finding the Fourth Proportional to 171,111.52, 256,682.28 and 44,751.29

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Solution

The fourth proportional to 171,111.52, 256,682.28 and 44,751.29 is: 67,130.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,111.52 : 256,682.28 = 44,751.29 : x
  2. Step 2: Convert to fraction form
    171,111.52/256,682.28 = 44,751.29/x
  3. Step 3: Cross multiply
    171,111.52x = 256,682.28 × 44,751.29
  4. Step 4: Simplify right side
    171,111.52x = 11,486,862,034.55
  5. Step 5: Solve for x
    x = 11,486,862,034.55/171,111.52
  6. Step 6: Final answer
    x = 67,130.85

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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.