Home / 283,260.42-424,744.20-83,555.31

Finding the Fourth Proportional to 283,260.42, 424,744.20 and 83,555.31

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Solution

The fourth proportional to 283,260.42, 424,744.20 and 83,555.31 is: 125,289.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,260.42 : 424,744.20 = 83,555.31 : x
  2. Step 2: Convert to fraction form
    283,260.42/424,744.20 = 83,555.31/x
  3. Step 3: Cross multiply
    283,260.42x = 424,744.20 × 83,555.31
  4. Step 4: Simplify right side
    283,260.42x = 35,489,633,301.70
  5. Step 5: Solve for x
    x = 35,489,633,301.70/283,260.42
  6. Step 6: Final answer
    x = 125,289.77

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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.