Home / 209,273.58-313,726.17-83,002.48

Finding the Fourth Proportional to 209,273.58, 313,726.17 and 83,002.48

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Solution

The fourth proportional to 209,273.58, 313,726.17 and 83,002.48 is: 124,430.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,273.58 : 313,726.17 = 83,002.48 : x
  2. Step 2: Convert to fraction form
    209,273.58/313,726.17 = 83,002.48/x
  3. Step 3: Cross multiply
    209,273.58x = 313,726.17 × 83,002.48
  4. Step 4: Simplify right side
    209,273.58x = 26,040,050,150.90
  5. Step 5: Solve for x
    x = 26,040,050,150.90/209,273.58
  6. Step 6: Final answer
    x = 124,430.66

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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.