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Finding the Fourth Proportional to 90,374, 135,561 and 24,710

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Solution

The fourth proportional to 90,374, 135,561 and 24,710 is: 37,065

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,374 : 135,561 = 24,710 : x
  2. Step 2: Convert to fraction form
    90,374/135,561 = 24,710/x
  3. Step 3: Cross multiply
    90,374x = 135,561 × 24,710
  4. Step 4: Simplify right side
    90,374x = 3,349,712,310
  5. Step 5: Solve for x
    x = 3,349,712,310/90,374
  6. Step 6: Final answer
    x = 37,065

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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.