Home / 209,347.48-313,945.26-114,648.04

Finding the Fourth Proportional to 209,347.48, 313,945.26 and 114,648.04

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Solution

The fourth proportional to 209,347.48, 313,945.26 and 114,648.04 is: 171,930.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,347.48 : 313,945.26 = 114,648.04 : x
  2. Step 2: Convert to fraction form
    209,347.48/313,945.26 = 114,648.04/x
  3. Step 3: Cross multiply
    209,347.48x = 313,945.26 × 114,648.04
  4. Step 4: Simplify right side
    209,347.48x = 35,993,208,726.29
  5. Step 5: Solve for x
    x = 35,993,208,726.29/209,347.48
  6. Step 6: Final answer
    x = 171,930.46

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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.