Home / 91,961.24-137,952.65-32,805.32

Finding the Fourth Proportional to 91,961.24, 137,952.65 and 32,805.32

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Solution

The fourth proportional to 91,961.24, 137,952.65 and 32,805.32 is: 49,211.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,961.24 : 137,952.65 = 32,805.32 : x
  2. Step 2: Convert to fraction form
    91,961.24/137,952.65 = 32,805.32/x
  3. Step 3: Cross multiply
    91,961.24x = 137,952.65 × 32,805.32
  4. Step 4: Simplify right side
    91,961.24x = 4,525,580,220.35
  5. Step 5: Solve for x
    x = 4,525,580,220.35/91,961.24
  6. Step 6: Final answer
    x = 49,211.83

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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.