Home / 91,348.32-137,040.84-32,225.88

Finding the Fourth Proportional to 91,348.32, 137,040.84 and 32,225.88

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Solution

The fourth proportional to 91,348.32, 137,040.84 and 32,225.88 is: 48,345.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,348.32 : 137,040.84 = 32,225.88 : x
  2. Step 2: Convert to fraction form
    91,348.32/137,040.84 = 32,225.88/x
  3. Step 3: Cross multiply
    91,348.32x = 137,040.84 × 32,225.88
  4. Step 4: Simplify right side
    91,348.32x = 4,416,261,664.94
  5. Step 5: Solve for x
    x = 4,416,261,664.94/91,348.32
  6. Step 6: Final answer
    x = 48,345.30

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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.