Home / 74,219.20-111,357-44,657.44

Finding the Fourth Proportional to 74,219.20, 111,357 and 44,657.44

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Solution

The fourth proportional to 74,219.20, 111,357 and 44,657.44 is: 67,003.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,219.20 : 111,357 = 44,657.44 : x
  2. Step 2: Convert to fraction form
    74,219.20/111,357 = 44,657.44/x
  3. Step 3: Cross multiply
    74,219.20x = 111,357 × 44,657.44
  4. Step 4: Simplify right side
    74,219.20x = 4,972,918,546.08
  5. Step 5: Solve for x
    x = 4,972,918,546.08/74,219.20
  6. Step 6: Final answer
    x = 67,003.13

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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.