Home / 234,002.66-351,004.56-76,243.40

Finding the Fourth Proportional to 234,002.66, 351,004.56 and 76,243.40

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Solution

The fourth proportional to 234,002.66, 351,004.56 and 76,243.40 is: 114,365.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,002.66 : 351,004.56 = 76,243.40 : x
  2. Step 2: Convert to fraction form
    234,002.66/351,004.56 = 76,243.40/x
  3. Step 3: Cross multiply
    234,002.66x = 351,004.56 × 76,243.40
  4. Step 4: Simplify right side
    234,002.66x = 26,761,781,069.90
  5. Step 5: Solve for x
    x = 26,761,781,069.90/234,002.66
  6. Step 6: Final answer
    x = 114,365.29

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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.