Home / 91,724.33-137,577.29-25,171.16

Finding the Fourth Proportional to 91,724.33, 137,577.29 and 25,171.16

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Solution

The fourth proportional to 91,724.33, 137,577.29 and 25,171.16 is: 37,754.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,724.33 : 137,577.29 = 25,171.16 : x
  2. Step 2: Convert to fraction form
    91,724.33/137,577.29 = 25,171.16/x
  3. Step 3: Cross multiply
    91,724.33x = 137,577.29 × 25,171.16
  4. Step 4: Simplify right side
    91,724.33x = 3,462,979,165.21
  5. Step 5: Solve for x
    x = 3,462,979,165.21/91,724.33
  6. Step 6: Final answer
    x = 37,754.20

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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.