Home / 91,263.20-136,902.02-32,112.14

Finding the Fourth Proportional to 91,263.20, 136,902.02 and 32,112.14

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Solution

The fourth proportional to 91,263.20, 136,902.02 and 32,112.14 is: 48,170.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,263.20 : 136,902.02 = 32,112.14 : x
  2. Step 2: Convert to fraction form
    91,263.20/136,902.02 = 32,112.14/x
  3. Step 3: Cross multiply
    91,263.20x = 136,902.02 × 32,112.14
  4. Step 4: Simplify right side
    91,263.20x = 4,396,215,987.45
  5. Step 5: Solve for x
    x = 4,396,215,987.45/91,263.20
  6. Step 6: Final answer
    x = 48,170.74

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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.