Home / 91,632.21-137,443.18-25,067.44

Finding the Fourth Proportional to 91,632.21, 137,443.18 and 25,067.44

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Solution

The fourth proportional to 91,632.21, 137,443.18 and 25,067.44 is: 37,599.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,632.21 : 137,443.18 = 25,067.44 : x
  2. Step 2: Convert to fraction form
    91,632.21/137,443.18 = 25,067.44/x
  3. Step 3: Cross multiply
    91,632.21x = 137,443.18 × 25,067.44
  4. Step 4: Simplify right side
    91,632.21x = 3,445,348,824.20
  5. Step 5: Solve for x
    x = 3,445,348,824.20/91,632.21
  6. Step 6: Final answer
    x = 37,599.76

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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.