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Finding the Fourth Proportional to 103,460, 155,190 and 29,588

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Solution

The fourth proportional to 103,460, 155,190 and 29,588 is: 44,382

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,460 : 155,190 = 29,588 : x
  2. Step 2: Convert to fraction form
    103,460/155,190 = 29,588/x
  3. Step 3: Cross multiply
    103,460x = 155,190 × 29,588
  4. Step 4: Simplify right side
    103,460x = 4,591,761,720
  5. Step 5: Solve for x
    x = 4,591,761,720/103,460
  6. Step 6: Final answer
    x = 44,382

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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.