Home / 91,685.28-137,482.56-32,512.08

Finding the Fourth Proportional to 91,685.28, 137,482.56 and 32,512.08

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Solution

The fourth proportional to 91,685.28, 137,482.56 and 32,512.08 is: 48,752.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,685.28 : 137,482.56 = 32,512.08 : x
  2. Step 2: Convert to fraction form
    91,685.28/137,482.56 = 32,512.08/x
  3. Step 3: Cross multiply
    91,685.28x = 137,482.56 × 32,512.08
  4. Step 4: Simplify right side
    91,685.28x = 4,469,843,989.32
  5. Step 5: Solve for x
    x = 4,469,843,989.32/91,685.28
  6. Step 6: Final answer
    x = 48,752.04

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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.