Home / 67,488.39-101,100.96-44,043.75

Finding the Fourth Proportional to 67,488.39, 101,100.96 and 44,043.75

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Solution

The fourth proportional to 67,488.39, 101,100.96 and 44,043.75 is: 65,979.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,488.39 : 101,100.96 = 44,043.75 : x
  2. Step 2: Convert to fraction form
    67,488.39/101,100.96 = 44,043.75/x
  3. Step 3: Cross multiply
    67,488.39x = 101,100.96 × 44,043.75
  4. Step 4: Simplify right side
    67,488.39x = 4,452,865,407
  5. Step 5: Solve for x
    x = 4,452,865,407/67,488.39
  6. Step 6: Final answer
    x = 65,979.72

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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.