Home / 67,713.26-101,579.33-28,261.34

Finding the Fourth Proportional to 67,713.26, 101,579.33 and 28,261.34

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Solution

The fourth proportional to 67,713.26, 101,579.33 and 28,261.34 is: 42,395.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,713.26 : 101,579.33 = 28,261.34 : x
  2. Step 2: Convert to fraction form
    67,713.26/101,579.33 = 28,261.34/x
  3. Step 3: Cross multiply
    67,713.26x = 101,579.33 × 28,261.34
  4. Step 4: Simplify right side
    67,713.26x = 2,870,767,332.90
  5. Step 5: Solve for x
    x = 2,870,767,332.90/67,713.26
  6. Step 6: Final answer
    x = 42,395.94

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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.