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Finding the Fourth Proportional to 94,484, 141,732.48 and 31,304

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Solution

The fourth proportional to 94,484, 141,732.48 and 31,304 is: 46,958.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,484 : 141,732.48 = 31,304 : x
  2. Step 2: Convert to fraction form
    94,484/141,732.48 = 31,304/x
  3. Step 3: Cross multiply
    94,484x = 141,732.48 × 31,304
  4. Step 4: Simplify right side
    94,484x = 4,436,793,553.92
  5. Step 5: Solve for x
    x = 4,436,793,553.92/94,484
  6. Step 6: Final answer
    x = 46,958.15

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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.