Home / 234,610.04-351,935.76-66,131.78

Finding the Fourth Proportional to 234,610.04, 351,935.76 and 66,131.78

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Solution

The fourth proportional to 234,610.04, 351,935.76 and 66,131.78 is: 99,203.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,610.04 : 351,935.76 = 66,131.78 : x
  2. Step 2: Convert to fraction form
    234,610.04/351,935.76 = 66,131.78/x
  3. Step 3: Cross multiply
    234,610.04x = 351,935.76 × 66,131.78
  4. Step 4: Simplify right side
    234,610.04x = 23,274,138,254.45
  5. Step 5: Solve for x
    x = 23,274,138,254.45/234,610.04
  6. Step 6: Final answer
    x = 99,203.50

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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.