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Finding the Fourth Proportional to 88,958.76, 133,428.33 and 22,398.89

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Solution

The fourth proportional to 88,958.76, 133,428.33 and 22,398.89 is: 33,595.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,958.76 : 133,428.33 = 22,398.89 : x
  2. Step 2: Convert to fraction form
    88,958.76/133,428.33 = 22,398.89/x
  3. Step 3: Cross multiply
    88,958.76x = 133,428.33 × 22,398.89
  4. Step 4: Simplify right side
    88,958.76x = 2,988,645,819.41
  5. Step 5: Solve for x
    x = 2,988,645,819.41/88,958.76
  6. Step 6: Final answer
    x = 33,595.86

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1.5x scale

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.