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Finding the Fourth Proportional to 90,274, 135,411 and 24,610

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Solution

The fourth proportional to 90,274, 135,411 and 24,610 is: 36,915

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,274 : 135,411 = 24,610 : x
  2. Step 2: Convert to fraction form
    90,274/135,411 = 24,610/x
  3. Step 3: Cross multiply
    90,274x = 135,411 × 24,610
  4. Step 4: Simplify right side
    90,274x = 3,332,464,710
  5. Step 5: Solve for x
    x = 3,332,464,710/90,274
  6. Step 6: Final answer
    x = 36,915

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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.