Home / 112,635.27-168,999.89-49,422.74

Finding the Fourth Proportional to 112,635.27, 168,999.89 and 49,422.74

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Solution

The fourth proportional to 112,635.27, 168,999.89 and 49,422.74 is: 74,154.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,635.27 : 168,999.89 = 49,422.74 : x
  2. Step 2: Convert to fraction form
    112,635.27/168,999.89 = 49,422.74/x
  3. Step 3: Cross multiply
    112,635.27x = 168,999.89 × 49,422.74
  4. Step 4: Simplify right side
    112,635.27x = 8,352,436,531.39
  5. Step 5: Solve for x
    x = 8,352,436,531.39/112,635.27
  6. Step 6: Final answer
    x = 74,154.72

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1.5x scale

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.