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Finding the Fourth Proportional to 66,062.52, 99,122.94 and 26,696.52

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Solution

The fourth proportional to 66,062.52, 99,122.94 and 26,696.52 is: 40,056.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,062.52 : 99,122.94 = 26,696.52 : x
  2. Step 2: Convert to fraction form
    66,062.52/99,122.94 = 26,696.52/x
  3. Step 3: Cross multiply
    66,062.52x = 99,122.94 × 26,696.52
  4. Step 4: Simplify right side
    66,062.52x = 2,646,237,550.17
  5. Step 5: Solve for x
    x = 2,646,237,550.17/66,062.52
  6. Step 6: Final answer
    x = 40,056.56

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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.