Home / 223,682.20-335,419.61-83,403.16

Finding the Fourth Proportional to 223,682.20, 335,419.61 and 83,403.16

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Solution

The fourth proportional to 223,682.20, 335,419.61 and 83,403.16 is: 125,066.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,682.20 : 335,419.61 = 83,403.16 : x
  2. Step 2: Convert to fraction form
    223,682.20/335,419.61 = 83,403.16/x
  3. Step 3: Cross multiply
    223,682.20x = 335,419.61 × 83,403.16
  4. Step 4: Simplify right side
    223,682.20x = 27,975,053,722.87
  5. Step 5: Solve for x
    x = 27,975,053,722.87/223,682.20
  6. Step 6: Final answer
    x = 125,066.07

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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.