Home / 72,887.85-109,331.78-41,701.23

Finding the Fourth Proportional to 72,887.85, 109,331.78 and 41,701.23

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Solution

The fourth proportional to 72,887.85, 109,331.78 and 41,701.23 is: 62,551.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,887.85 : 109,331.78 = 41,701.23 : x
  2. Step 2: Convert to fraction form
    72,887.85/109,331.78 = 41,701.23/x
  3. Step 3: Cross multiply
    72,887.85x = 109,331.78 × 41,701.23
  4. Step 4: Simplify right side
    72,887.85x = 4,559,269,704.09
  5. Step 5: Solve for x
    x = 4,559,269,704.09/72,887.85
  6. Step 6: Final answer
    x = 62,551.85

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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.