Home / 121,447.28-182,157.24-32,707.28

Finding the Fourth Proportional to 121,447.28, 182,157.24 and 32,707.28

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Solution

The fourth proportional to 121,447.28, 182,157.24 and 32,707.28 is: 49,057.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,447.28 : 182,157.24 = 32,707.28 : x
  2. Step 2: Convert to fraction form
    121,447.28/182,157.24 = 32,707.28/x
  3. Step 3: Cross multiply
    121,447.28x = 182,157.24 × 32,707.28
  4. Step 4: Simplify right side
    121,447.28x = 5,957,867,852.71
  5. Step 5: Solve for x
    x = 5,957,867,852.71/121,447.28
  6. Step 6: Final answer
    x = 49,057.24

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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.