Home / 91,965.91-137,983.88-32,001.04

Finding the Fourth Proportional to 91,965.91, 137,983.88 and 32,001.04

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Solution

The fourth proportional to 91,965.91, 137,983.88 and 32,001.04 is: 48,013.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,965.91 : 137,983.88 = 32,001.04 : x
  2. Step 2: Convert to fraction form
    91,965.91/137,983.88 = 32,001.04/x
  3. Step 3: Cross multiply
    91,965.91x = 137,983.88 × 32,001.04
  4. Step 4: Simplify right side
    91,965.91x = 4,415,628,088.20
  5. Step 5: Solve for x
    x = 4,415,628,088.20/91,965.91
  6. Step 6: Final answer
    x = 48,013.75

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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.