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Finding the Fourth Proportional to 171,264.18, 256,920.87 and 52,944.74

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Solution

The fourth proportional to 171,264.18, 256,920.87 and 52,944.74 is: 79,424.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,264.18 : 256,920.87 = 52,944.74 : x
  2. Step 2: Convert to fraction form
    171,264.18/256,920.87 = 52,944.74/x
  3. Step 3: Cross multiply
    171,264.18x = 256,920.87 × 52,944.74
  4. Step 4: Simplify right side
    171,264.18x = 13,602,608,398.00
  5. Step 5: Solve for x
    x = 13,602,608,398.00/171,264.18
  6. Step 6: Final answer
    x = 79,424.71

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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.