Home / 67,275.65-100,922.29-22,890.49

Finding the Fourth Proportional to 67,275.65, 100,922.29 and 22,890.49

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Solution

The fourth proportional to 67,275.65, 100,922.29 and 22,890.49 is: 34,338.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,275.65 : 100,922.29 = 22,890.49 : x
  2. Step 2: Convert to fraction form
    67,275.65/100,922.29 = 22,890.49/x
  3. Step 3: Cross multiply
    67,275.65x = 100,922.29 × 22,890.49
  4. Step 4: Simplify right side
    67,275.65x = 2,310,160,360.49
  5. Step 5: Solve for x
    x = 2,310,160,360.49/67,275.65
  6. Step 6: Final answer
    x = 34,338.73

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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.