Home / 91,724.37-137,600.22-32,555.08

Finding the Fourth Proportional to 91,724.37, 137,600.22 and 32,555.08

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Solution

The fourth proportional to 91,724.37, 137,600.22 and 32,555.08 is: 48,837.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,724.37 : 137,600.22 = 32,555.08 : x
  2. Step 2: Convert to fraction form
    91,724.37/137,600.22 = 32,555.08/x
  3. Step 3: Cross multiply
    91,724.37x = 137,600.22 × 32,555.08
  4. Step 4: Simplify right side
    91,724.37x = 4,479,586,170.12
  5. Step 5: Solve for x
    x = 4,479,586,170.12/91,724.37
  6. Step 6: Final answer
    x = 48,837.47

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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.