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Finding the Fourth Proportional to 64,149.03, 96,151.86 and 26,696.66

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Solution

The fourth proportional to 64,149.03, 96,151.86 and 26,696.66 is: 40,015.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,149.03 : 96,151.86 = 26,696.66 : x
  2. Step 2: Convert to fraction form
    64,149.03/96,151.86 = 26,696.66/x
  3. Step 3: Cross multiply
    64,149.03x = 96,151.86 × 26,696.66
  4. Step 4: Simplify right side
    64,149.03x = 2,566,933,034.03
  5. Step 5: Solve for x
    x = 2,566,933,034.03/64,149.03
  6. Step 6: Final answer
    x = 40,015.15

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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.