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Finding the Fourth Proportional to 66,034.20, 99,051.30 and 23,934.45

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Solution

The fourth proportional to 66,034.20, 99,051.30 and 23,934.45 is: 35,901.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,034.20 : 99,051.30 = 23,934.45 : x
  2. Step 2: Convert to fraction form
    66,034.20/99,051.30 = 23,934.45/x
  3. Step 3: Cross multiply
    66,034.20x = 99,051.30 × 23,934.45
  4. Step 4: Simplify right side
    66,034.20x = 2,370,738,387.29
  5. Step 5: Solve for x
    x = 2,370,738,387.29/66,034.20
  6. Step 6: Final answer
    x = 35,901.68

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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.