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Finding the Fourth Proportional to 44,098.76, 66,159.12 and 12,934.02

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Solution

The fourth proportional to 44,098.76, 66,159.12 and 12,934.02 is: 19,404.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,098.76 : 66,159.12 = 12,934.02 : x
  2. Step 2: Convert to fraction form
    44,098.76/66,159.12 = 12,934.02/x
  3. Step 3: Cross multiply
    44,098.76x = 66,159.12 × 12,934.02
  4. Step 4: Simplify right side
    44,098.76x = 855,703,381.26
  5. Step 5: Solve for x
    x = 855,703,381.26/44,098.76
  6. Step 6: Final answer
    x = 19,404.25

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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.