Home / 335,972.20-504,152.70-125,631.40

Finding the Fourth Proportional to 335,972.20, 504,152.70 and 125,631.40

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Solution

The fourth proportional to 335,972.20, 504,152.70 and 125,631.40 is: 188,519.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,972.20 : 504,152.70 = 125,631.40 : x
  2. Step 2: Convert to fraction form
    335,972.20/504,152.70 = 125,631.40/x
  3. Step 3: Cross multiply
    335,972.20x = 504,152.70 × 125,631.40
  4. Step 4: Simplify right side
    335,972.20x = 63,337,409,514.78
  5. Step 5: Solve for x
    x = 63,337,409,514.78/335,972.20
  6. Step 6: Final answer
    x = 188,519.79

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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.