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Finding the Fourth Proportional to 303,167.88, 454,674.26 and 89,885.92

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Solution

The fourth proportional to 303,167.88, 454,674.26 and 89,885.92 is: 134,805.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,167.88 : 454,674.26 = 89,885.92 : x
  2. Step 2: Convert to fraction form
    303,167.88/454,674.26 = 89,885.92/x
  3. Step 3: Cross multiply
    303,167.88x = 454,674.26 × 89,885.92
  4. Step 4: Simplify right side
    303,167.88x = 40,868,813,710.99
  5. Step 5: Solve for x
    x = 40,868,813,710.99/303,167.88
  6. Step 6: Final answer
    x = 134,805.88

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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.