Home / 81,588.86-122,269.38-44,068.04

Finding the Fourth Proportional to 81,588.86, 122,269.38 and 44,068.04

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Solution

The fourth proportional to 81,588.86, 122,269.38 and 44,068.04 is: 66,040.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,588.86 : 122,269.38 = 44,068.04 : x
  2. Step 2: Convert to fraction form
    81,588.86/122,269.38 = 44,068.04/x
  3. Step 3: Cross multiply
    81,588.86x = 122,269.38 × 44,068.04
  4. Step 4: Simplify right side
    81,588.86x = 5,388,171,928.62
  5. Step 5: Solve for x
    x = 5,388,171,928.62/81,588.86
  6. Step 6: Final answer
    x = 66,040.53

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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.