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Finding the Fourth Proportional to 65,697.24, 98,664.65 and 60,694.23

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Solution

The fourth proportional to 65,697.24, 98,664.65 and 60,694.23 is: 91,151.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,697.24 : 98,664.65 = 60,694.23 : x
  2. Step 2: Convert to fraction form
    65,697.24/98,664.65 = 60,694.23/x
  3. Step 3: Cross multiply
    65,697.24x = 98,664.65 × 60,694.23
  4. Step 4: Simplify right side
    65,697.24x = 5,988,374,959.97
  5. Step 5: Solve for x
    x = 5,988,374,959.97/65,697.24
  6. Step 6: Final answer
    x = 91,151.09

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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.