Home / 67,752.14-101,587.16-30,305.23

Finding the Fourth Proportional to 67,752.14, 101,587.16 and 30,305.23

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Solution

The fourth proportional to 67,752.14, 101,587.16 and 30,305.23 is: 45,439.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,752.14 : 101,587.16 = 30,305.23 : x
  2. Step 2: Convert to fraction form
    67,752.14/101,587.16 = 30,305.23/x
  3. Step 3: Cross multiply
    67,752.14x = 101,587.16 × 30,305.23
  4. Step 4: Simplify right side
    67,752.14x = 3,078,622,248.85
  5. Step 5: Solve for x
    x = 3,078,622,248.85/67,752.14
  6. Step 6: Final answer
    x = 45,439.48

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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.