Home / 234,943.92-324,225.72-127,515.24

Finding the Fourth Proportional to 234,943.92, 324,225.72 and 127,515.24

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Solution

The fourth proportional to 234,943.92, 324,225.72 and 127,515.24 is: 175,972.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,943.92 : 324,225.72 = 127,515.24 : x
  2. Step 2: Convert to fraction form
    234,943.92/324,225.72 = 127,515.24/x
  3. Step 3: Cross multiply
    234,943.92x = 324,225.72 × 127,515.24
  4. Step 4: Simplify right side
    234,943.92x = 41,343,720,499.97
  5. Step 5: Solve for x
    x = 41,343,720,499.97/234,943.92
  6. Step 6: Final answer
    x = 175,972.72

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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.