Home / 91,726.33-137,580.28-25,173.16

Finding the Fourth Proportional to 91,726.33, 137,580.28 and 25,173.16

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Solution

The fourth proportional to 91,726.33, 137,580.28 and 25,173.16 is: 37,757.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,726.33 : 137,580.28 = 25,173.16 : x
  2. Step 2: Convert to fraction form
    91,726.33/137,580.28 = 25,173.16/x
  3. Step 3: Cross multiply
    91,726.33x = 137,580.28 × 25,173.16
  4. Step 4: Simplify right side
    91,726.33x = 3,463,330,401.28
  5. Step 5: Solve for x
    x = 3,463,330,401.28/91,726.33
  6. Step 6: Final answer
    x = 37,757.21

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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.