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Finding the Fourth Proportional to 121,449.80, 182,154.10 and 32,683.52

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Solution

The fourth proportional to 121,449.80, 182,154.10 and 32,683.52 is: 49,019.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,449.80 : 182,154.10 = 32,683.52 : x
  2. Step 2: Convert to fraction form
    121,449.80/182,154.10 = 32,683.52/x
  3. Step 3: Cross multiply
    121,449.80x = 182,154.10 × 32,683.52
  4. Step 4: Simplify right side
    121,449.80x = 5,953,437,170.43
  5. Step 5: Solve for x
    x = 5,953,437,170.43/121,449.80
  6. Step 6: Final answer
    x = 49,019.74

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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.