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Finding the Fourth Proportional to 66,080.30, 99,159.75 and 23,956.25

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Solution

The fourth proportional to 66,080.30, 99,159.75 and 23,956.25 is: 35,948.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,080.30 : 99,159.75 = 23,956.25 : x
  2. Step 2: Convert to fraction form
    66,080.30/99,159.75 = 23,956.25/x
  3. Step 3: Cross multiply
    66,080.30x = 99,159.75 × 23,956.25
  4. Step 4: Simplify right side
    66,080.30x = 2,375,495,265.14
  5. Step 5: Solve for x
    x = 2,375,495,265.14/66,080.30
  6. Step 6: Final answer
    x = 35,948.62

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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.