Home / 91,724.18-137,599.94-32,554.90

Finding the Fourth Proportional to 91,724.18, 137,599.94 and 32,554.90

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Solution

The fourth proportional to 91,724.18, 137,599.94 and 32,554.90 is: 48,837.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,724.18 : 137,599.94 = 32,554.90 : x
  2. Step 2: Convert to fraction form
    91,724.18/137,599.94 = 32,554.90/x
  3. Step 3: Cross multiply
    91,724.18x = 137,599.94 × 32,554.90
  4. Step 4: Simplify right side
    91,724.18x = 4,479,552,286.71
  5. Step 5: Solve for x
    x = 4,479,552,286.71/91,724.18
  6. Step 6: Final answer
    x = 48,837.20

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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.