Home / 67,275.06-100,757.07-64,942.26

Finding the Fourth Proportional to 67,275.06, 100,757.07 and 64,942.26

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Solution

The fourth proportional to 67,275.06, 100,757.07 and 64,942.26 is: 97,263.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,275.06 : 100,757.07 = 64,942.26 : x
  2. Step 2: Convert to fraction form
    67,275.06/100,757.07 = 64,942.26/x
  3. Step 3: Cross multiply
    67,275.06x = 100,757.07 × 64,942.26
  4. Step 4: Simplify right side
    67,275.06x = 6,543,391,836.78
  5. Step 5: Solve for x
    x = 6,543,391,836.78/67,275.06
  6. Step 6: Final answer
    x = 97,263.26

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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.