Home / 275,508.24-412,873.56-117,681.36

Finding the Fourth Proportional to 275,508.24, 412,873.56 and 117,681.36

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Solution

The fourth proportional to 275,508.24, 412,873.56 and 117,681.36 is: 176,355.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,508.24 : 412,873.56 = 117,681.36 : x
  2. Step 2: Convert to fraction form
    275,508.24/412,873.56 = 117,681.36/x
  3. Step 3: Cross multiply
    275,508.24x = 412,873.56 × 117,681.36
  4. Step 4: Simplify right side
    275,508.24x = 48,587,522,048.84
  5. Step 5: Solve for x
    x = 48,587,522,048.84/275,508.24
  6. Step 6: Final answer
    x = 176,355.97

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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.