Home / 121,023.60-181,535.40-32,290.80

Finding the Fourth Proportional to 121,023.60, 181,535.40 and 32,290.80

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Solution

The fourth proportional to 121,023.60, 181,535.40 and 32,290.80 is: 48,436.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,023.60 : 181,535.40 = 32,290.80 : x
  2. Step 2: Convert to fraction form
    121,023.60/181,535.40 = 32,290.80/x
  3. Step 3: Cross multiply
    121,023.60x = 181,535.40 × 32,290.80
  4. Step 4: Simplify right side
    121,023.60x = 5,861,923,294.32
  5. Step 5: Solve for x
    x = 5,861,923,294.32/121,023.60
  6. Step 6: Final answer
    x = 48,436.20

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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.