Home / 91,639.06-137,453.52-25,074.41

Finding the Fourth Proportional to 91,639.06, 137,453.52 and 25,074.41

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Solution

The fourth proportional to 91,639.06, 137,453.52 and 25,074.41 is: 37,610.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,639.06 : 137,453.52 = 25,074.41 : x
  2. Step 2: Convert to fraction form
    91,639.06/137,453.52 = 25,074.41/x
  3. Step 3: Cross multiply
    91,639.06x = 137,453.52 × 25,074.41
  4. Step 4: Simplify right side
    91,639.06x = 3,446,565,990.58
  5. Step 5: Solve for x
    x = 3,446,565,990.58/91,639.06
  6. Step 6: Final answer
    x = 37,610.23

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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.