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Finding the Fourth Proportional to 133,937.88, 200,900.33 and 49,714.46

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Solution

The fourth proportional to 133,937.88, 200,900.33 and 49,714.46 is: 74,569.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,937.88 : 200,900.33 = 49,714.46 : x
  2. Step 2: Convert to fraction form
    133,937.88/200,900.33 = 49,714.46/x
  3. Step 3: Cross multiply
    133,937.88x = 200,900.33 × 49,714.46
  4. Step 4: Simplify right side
    133,937.88x = 9,987,650,966.68
  5. Step 5: Solve for x
    x = 9,987,650,966.68/133,937.88
  6. Step 6: Final answer
    x = 74,569.28

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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.