Home / 297,043.25-445,591.07-83,813.03

Finding the Fourth Proportional to 297,043.25, 445,591.07 and 83,813.03

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Solution

The fourth proportional to 297,043.25, 445,591.07 and 83,813.03 is: 125,726.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,043.25 : 445,591.07 = 83,813.03 : x
  2. Step 2: Convert to fraction form
    297,043.25/445,591.07 = 83,813.03/x
  3. Step 3: Cross multiply
    297,043.25x = 445,591.07 × 83,813.03
  4. Step 4: Simplify right side
    297,043.25x = 37,346,337,527.34
  5. Step 5: Solve for x
    x = 37,346,337,527.34/297,043.25
  6. Step 6: Final answer
    x = 125,726.94

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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.