Home / 185,941.12-278,824.56-67,529.92

Finding the Fourth Proportional to 185,941.12, 278,824.56 and 67,529.92

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Solution

The fourth proportional to 185,941.12, 278,824.56 and 67,529.92 is: 101,263.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,941.12 : 278,824.56 = 67,529.92 : x
  2. Step 2: Convert to fraction form
    185,941.12/278,824.56 = 67,529.92/x
  3. Step 3: Cross multiply
    185,941.12x = 278,824.56 × 67,529.92
  4. Step 4: Simplify right side
    185,941.12x = 18,829,000,230.84
  5. Step 5: Solve for x
    x = 18,829,000,230.84/185,941.12
  6. Step 6: Final answer
    x = 101,263.24

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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.