Home / 67,747.28-101,604.52-28,282.96

Finding the Fourth Proportional to 67,747.28, 101,604.52 and 28,282.96

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Solution

The fourth proportional to 67,747.28, 101,604.52 and 28,282.96 is: 42,417.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,747.28 : 101,604.52 = 28,282.96 : x
  2. Step 2: Convert to fraction form
    67,747.28/101,604.52 = 28,282.96/x
  3. Step 3: Cross multiply
    67,747.28x = 101,604.52 × 28,282.96
  4. Step 4: Simplify right side
    67,747.28x = 2,873,676,574.98
  5. Step 5: Solve for x
    x = 2,873,676,574.98/67,747.28
  6. Step 6: Final answer
    x = 42,417.59

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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.