Home / 91,736.40-137,604.80-25,177.44

Finding the Fourth Proportional to 91,736.40, 137,604.80 and 25,177.44

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Solution

The fourth proportional to 91,736.40, 137,604.80 and 25,177.44 is: 37,766.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,736.40 : 137,604.80 = 25,177.44 : x
  2. Step 2: Convert to fraction form
    91,736.40/137,604.80 = 25,177.44/x
  3. Step 3: Cross multiply
    91,736.40x = 137,604.80 × 25,177.44
  4. Step 4: Simplify right side
    91,736.40x = 3,464,536,595.71
  5. Step 5: Solve for x
    x = 3,464,536,595.71/91,736.40
  6. Step 6: Final answer
    x = 37,766.21

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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.