Home / 121,734.80-182,595.36-32,981.78

Finding the Fourth Proportional to 121,734.80, 182,595.36 and 32,981.78

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Solution

The fourth proportional to 121,734.80, 182,595.36 and 32,981.78 is: 49,470.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,734.80 : 182,595.36 = 32,981.78 : x
  2. Step 2: Convert to fraction form
    121,734.80/182,595.36 = 32,981.78/x
  3. Step 3: Cross multiply
    121,734.80x = 182,595.36 × 32,981.78
  4. Step 4: Simplify right side
    121,734.80x = 6,022,320,572.71
  5. Step 5: Solve for x
    x = 6,022,320,572.71/121,734.80
  6. Step 6: Final answer
    x = 49,470.82

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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.