Home / 91,887.08-137,840.15-25,327.22

Finding the Fourth Proportional to 91,887.08, 137,840.15 and 25,327.22

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Solution

The fourth proportional to 91,887.08, 137,840.15 and 25,327.22 is: 37,993.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,887.08 : 137,840.15 = 25,327.22 : x
  2. Step 2: Convert to fraction form
    91,887.08/137,840.15 = 25,327.22/x
  3. Step 3: Cross multiply
    91,887.08x = 137,840.15 × 25,327.22
  4. Step 4: Simplify right side
    91,887.08x = 3,491,108,211.80
  5. Step 5: Solve for x
    x = 3,491,108,211.80/91,887.08
  6. Step 6: Final answer
    x = 37,993.46

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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.