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Finding the Fourth Proportional to 99,224, 148,836 and 25,352

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Solution

The fourth proportional to 99,224, 148,836 and 25,352 is: 38,028

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,224 : 148,836 = 25,352 : x
  2. Step 2: Convert to fraction form
    99,224/148,836 = 25,352/x
  3. Step 3: Cross multiply
    99,224x = 148,836 × 25,352
  4. Step 4: Simplify right side
    99,224x = 3,773,290,272
  5. Step 5: Solve for x
    x = 3,773,290,272/99,224
  6. Step 6: Final answer
    x = 38,028

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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.