Home / 74,854.29-112,340.10-52,217.73

Finding the Fourth Proportional to 74,854.29, 112,340.10 and 52,217.73

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Solution

The fourth proportional to 74,854.29, 112,340.10 and 52,217.73 is: 78,367.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,854.29 : 112,340.10 = 52,217.73 : x
  2. Step 2: Convert to fraction form
    74,854.29/112,340.10 = 52,217.73/x
  3. Step 3: Cross multiply
    74,854.29x = 112,340.10 × 52,217.73
  4. Step 4: Simplify right side
    74,854.29x = 5,866,145,009.97
  5. Step 5: Solve for x
    x = 5,866,145,009.97/74,854.29
  6. Step 6: Final answer
    x = 78,367.52

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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.