Home / 223,860.20-335,790.66-90,743.18

Finding the Fourth Proportional to 223,860.20, 335,790.66 and 90,743.18

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Solution

The fourth proportional to 223,860.20, 335,790.66 and 90,743.18 is: 136,114.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,860.20 : 335,790.66 = 90,743.18 : x
  2. Step 2: Convert to fraction form
    223,860.20/335,790.66 = 90,743.18/x
  3. Step 3: Cross multiply
    223,860.20x = 335,790.66 × 90,743.18
  4. Step 4: Simplify right side
    223,860.20x = 30,470,712,302.70
  5. Step 5: Solve for x
    x = 30,470,712,302.70/223,860.20
  6. Step 6: Final answer
    x = 136,114.92

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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.