Home / 234,960.28-352,395.75-66,439.98

Finding the Fourth Proportional to 234,960.28, 352,395.75 and 66,439.98

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Solution

The fourth proportional to 234,960.28, 352,395.75 and 66,439.98 is: 99,647.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,960.28 : 352,395.75 = 66,439.98 : x
  2. Step 2: Convert to fraction form
    234,960.28/352,395.75 = 66,439.98/x
  3. Step 3: Cross multiply
    234,960.28x = 352,395.75 × 66,439.98
  4. Step 4: Simplify right side
    234,960.28x = 23,413,166,582.09
  5. Step 5: Solve for x
    x = 23,413,166,582.09/234,960.28
  6. Step 6: Final answer
    x = 99,647.34

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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.