Home / 91,744.81-137,592.31-25,169.19

Finding the Fourth Proportional to 91,744.81, 137,592.31 and 25,169.19

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Solution

The fourth proportional to 91,744.81, 137,592.31 and 25,169.19 is: 37,746.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,744.81 : 137,592.31 = 25,169.19 : x
  2. Step 2: Convert to fraction form
    91,744.81/137,592.31 = 25,169.19/x
  3. Step 3: Cross multiply
    91,744.81x = 137,592.31 × 25,169.19
  4. Step 4: Simplify right side
    91,744.81x = 3,463,086,992.93
  5. Step 5: Solve for x
    x = 3,463,086,992.93/91,744.81
  6. Step 6: Final answer
    x = 37,746.95

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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.