Home / 234,943.28-324,222.03-127,513.31

Finding the Fourth Proportional to 234,943.28, 324,222.03 and 127,513.31

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Solution

The fourth proportional to 234,943.28, 324,222.03 and 127,513.31 is: 175,968.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,943.28 : 324,222.03 = 127,513.31 : x
  2. Step 2: Convert to fraction form
    234,943.28/324,222.03 = 127,513.31/x
  3. Step 3: Cross multiply
    234,943.28x = 324,222.03 × 127,513.31
  4. Step 4: Simplify right side
    234,943.28x = 41,342,622,599.11
  5. Step 5: Solve for x
    x = 41,342,622,599.11/234,943.28
  6. Step 6: Final answer
    x = 175,968.53

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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.