Home / 234,948.30-324,225.51-127,517.40

Finding the Fourth Proportional to 234,948.30, 324,225.51 and 127,517.40

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Solution

The fourth proportional to 234,948.30, 324,225.51 and 127,517.40 is: 175,972.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,948.30 : 324,225.51 = 127,517.40 : x
  2. Step 2: Convert to fraction form
    234,948.30/324,225.51 = 127,517.40/x
  3. Step 3: Cross multiply
    234,948.30x = 324,225.51 × 127,517.40
  4. Step 4: Simplify right side
    234,948.30x = 41,344,394,048.87
  5. Step 5: Solve for x
    x = 41,344,394,048.87/234,948.30
  6. Step 6: Final answer
    x = 175,972.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.