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Finding the Fourth Proportional to 67,869.68, 101,253.44 and 64,195.52

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Solution

The fourth proportional to 67,869.68, 101,253.44 and 64,195.52 is: 95,772.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,869.68 : 101,253.44 = 64,195.52 : x
  2. Step 2: Convert to fraction form
    67,869.68/101,253.44 = 64,195.52/x
  3. Step 3: Cross multiply
    67,869.68x = 101,253.44 × 64,195.52
  4. Step 4: Simplify right side
    67,869.68x = 6,500,017,185.54
  5. Step 5: Solve for x
    x = 6,500,017,185.54/67,869.68
  6. Step 6: Final answer
    x = 95,772.03

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.