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Finding the Fourth Proportional to 61,608.68, 92,395.86 and 26,057.72

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Solution

The fourth proportional to 61,608.68, 92,395.86 and 26,057.72 is: 39,079.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,608.68 : 92,395.86 = 26,057.72 : x
  2. Step 2: Convert to fraction form
    61,608.68/92,395.86 = 26,057.72/x
  3. Step 3: Cross multiply
    61,608.68x = 92,395.86 × 26,057.72
  4. Step 4: Simplify right side
    61,608.68x = 2,407,625,449.04
  5. Step 5: Solve for x
    x = 2,407,625,449.04/61,608.68
  6. Step 6: Final answer
    x = 39,079.32

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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.