Home / 91,264.32-136,903.68-32,113.26

Finding the Fourth Proportional to 91,264.32, 136,903.68 and 32,113.26

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Solution

The fourth proportional to 91,264.32, 136,903.68 and 32,113.26 is: 48,172.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,264.32 : 136,903.68 = 32,113.26 : x
  2. Step 2: Convert to fraction form
    91,264.32/136,903.68 = 32,113.26/x
  3. Step 3: Cross multiply
    91,264.32x = 136,903.68 × 32,113.26
  4. Step 4: Simplify right side
    91,264.32x = 4,396,423,470.80
  5. Step 5: Solve for x
    x = 4,396,423,470.80/91,264.32
  6. Step 6: Final answer
    x = 48,172.42

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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.