Home / 223,868.70-335,803.05-74,132.10

Finding the Fourth Proportional to 223,868.70, 335,803.05 and 74,132.10

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Solution

The fourth proportional to 223,868.70, 335,803.05 and 74,132.10 is: 111,198.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,868.70 : 335,803.05 = 74,132.10 : x
  2. Step 2: Convert to fraction form
    223,868.70/335,803.05 = 74,132.10/x
  3. Step 3: Cross multiply
    223,868.70x = 335,803.05 × 74,132.10
  4. Step 4: Simplify right side
    223,868.70x = 24,893,785,282.91
  5. Step 5: Solve for x
    x = 24,893,785,282.91/223,868.70
  6. Step 6: Final answer
    x = 111,198.15

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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.