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Finding the Fourth Proportional to 171,298.56, 256,929.34 and 44,951.52

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Solution

The fourth proportional to 171,298.56, 256,929.34 and 44,951.52 is: 67,422.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,298.56 : 256,929.34 = 44,951.52 : x
  2. Step 2: Convert to fraction form
    171,298.56/256,929.34 = 44,951.52/x
  3. Step 3: Cross multiply
    171,298.56x = 256,929.34 × 44,951.52
  4. Step 4: Simplify right side
    171,298.56x = 11,549,364,365.60
  5. Step 5: Solve for x
    x = 11,549,364,365.60/171,298.56
  6. Step 6: Final answer
    x = 67,422.43

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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.