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Finding the Fourth Proportional to 171,064, 256,532.17 and 58,712.33

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Solution

The fourth proportional to 171,064, 256,532.17 and 58,712.33 is: 88,046.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,064 : 256,532.17 = 58,712.33 : x
  2. Step 2: Convert to fraction form
    171,064/256,532.17 = 58,712.33/x
  3. Step 3: Cross multiply
    171,064x = 256,532.17 × 58,712.33
  4. Step 4: Simplify right side
    171,064x = 15,061,601,420.66
  5. Step 5: Solve for x
    x = 15,061,601,420.66/171,064
  6. Step 6: Final answer
    x = 88,046.59

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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.