Home / 121,015.28-181,531.56-32,268.32

Finding the Fourth Proportional to 121,015.28, 181,531.56 and 32,268.32

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Solution

The fourth proportional to 121,015.28, 181,531.56 and 32,268.32 is: 48,404.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,015.28 : 181,531.56 = 32,268.32 : x
  2. Step 2: Convert to fraction form
    121,015.28/181,531.56 = 32,268.32/x
  3. Step 3: Cross multiply
    121,015.28x = 181,531.56 × 32,268.32
  4. Step 4: Simplify right side
    121,015.28x = 5,857,718,468.18
  5. Step 5: Solve for x
    x = 5,857,718,468.18/121,015.28
  6. Step 6: Final answer
    x = 48,404.78

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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.