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Finding the Fourth Proportional to 88,894.14, 133,326.28 and 29,729.72

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Solution

The fourth proportional to 88,894.14, 133,326.28 and 29,729.72 is: 44,589.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,894.14 : 133,326.28 = 29,729.72 : x
  2. Step 2: Convert to fraction form
    88,894.14/133,326.28 = 29,729.72/x
  3. Step 3: Cross multiply
    88,894.14x = 133,326.28 × 29,729.72
  4. Step 4: Simplify right side
    88,894.14x = 3,963,752,973.04
  5. Step 5: Solve for x
    x = 3,963,752,973.04/88,894.14
  6. Step 6: Final answer
    x = 44,589.59

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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.