Home / 185,942.12-278,826.06-67,530.92

Finding the Fourth Proportional to 185,942.12, 278,826.06 and 67,530.92

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Solution

The fourth proportional to 185,942.12, 278,826.06 and 67,530.92 is: 101,264.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,942.12 : 278,826.06 = 67,530.92 : x
  2. Step 2: Convert to fraction form
    185,942.12/278,826.06 = 67,530.92/x
  3. Step 3: Cross multiply
    185,942.12x = 278,826.06 × 67,530.92
  4. Step 4: Simplify right side
    185,942.12x = 18,829,380,351.78
  5. Step 5: Solve for x
    x = 18,829,380,351.78/185,942.12
  6. Step 6: Final answer
    x = 101,264.74

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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.