Home / 91,933.44-137,900.16-25,371.36

Finding the Fourth Proportional to 91,933.44, 137,900.16 and 25,371.36

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Solution

The fourth proportional to 91,933.44, 137,900.16 and 25,371.36 is: 38,057.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,933.44 : 137,900.16 = 25,371.36 : x
  2. Step 2: Convert to fraction form
    91,933.44/137,900.16 = 25,371.36/x
  3. Step 3: Cross multiply
    91,933.44x = 137,900.16 × 25,371.36
  4. Step 4: Simplify right side
    91,933.44x = 3,498,714,603.42
  5. Step 5: Solve for x
    x = 3,498,714,603.42/91,933.44
  6. Step 6: Final answer
    x = 38,057.04

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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.