Home / 91,649.43-137,474.19-25,090.11

Finding the Fourth Proportional to 91,649.43, 137,474.19 and 25,090.11

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Solution

The fourth proportional to 91,649.43, 137,474.19 and 25,090.11 is: 37,635.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,649.43 : 137,474.19 = 25,090.11 : x
  2. Step 2: Convert to fraction form
    91,649.43/137,474.19 = 25,090.11/x
  3. Step 3: Cross multiply
    91,649.43x = 137,474.19 × 25,090.11
  4. Step 4: Simplify right side
    91,649.43x = 3,449,242,549.26
  5. Step 5: Solve for x
    x = 3,449,242,549.26/91,649.43
  6. Step 6: Final answer
    x = 37,635.18

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1.5x scale

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.