Home / 112,584.52-155,341.20-67,253.64

Finding the Fourth Proportional to 112,584.52, 155,341.20 and 67,253.64

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Solution

The fourth proportional to 112,584.52, 155,341.20 and 67,253.64 is: 92,794.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,584.52 : 155,341.20 = 67,253.64 : x
  2. Step 2: Convert to fraction form
    112,584.52/155,341.20 = 67,253.64/x
  3. Step 3: Cross multiply
    112,584.52x = 155,341.20 × 67,253.64
  4. Step 4: Simplify right side
    112,584.52x = 10,447,261,141.97
  5. Step 5: Solve for x
    x = 10,447,261,141.97/112,584.52
  6. Step 6: Final answer
    x = 92,794.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.