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Finding the Fourth Proportional to 66,446.76, 99,690.24 and 23,746.60

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Solution

The fourth proportional to 66,446.76, 99,690.24 and 23,746.60 is: 35,627.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,446.76 : 99,690.24 = 23,746.60 : x
  2. Step 2: Convert to fraction form
    66,446.76/99,690.24 = 23,746.60/x
  3. Step 3: Cross multiply
    66,446.76x = 99,690.24 × 23,746.60
  4. Step 4: Simplify right side
    66,446.76x = 2,367,304,466.85
  5. Step 5: Solve for x
    x = 2,367,304,466.85/66,446.76
  6. Step 6: Final answer
    x = 35,627.08

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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.