Home / 91,181.52-136,833.36-32,017.38

Finding the Fourth Proportional to 91,181.52, 136,833.36 and 32,017.38

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Solution

The fourth proportional to 91,181.52, 136,833.36 and 32,017.38 is: 48,047.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,181.52 : 136,833.36 = 32,017.38 : x
  2. Step 2: Convert to fraction form
    91,181.52/136,833.36 = 32,017.38/x
  3. Step 3: Cross multiply
    91,181.52x = 136,833.36 × 32,017.38
  4. Step 4: Simplify right side
    91,181.52x = 4,381,045,683.80
  5. Step 5: Solve for x
    x = 4,381,045,683.80/91,181.52
  6. Step 6: Final answer
    x = 48,047.52

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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.