Home / 146,731.78-220,091.88-51,958.14

Finding the Fourth Proportional to 146,731.78, 220,091.88 and 51,958.14

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Solution

The fourth proportional to 146,731.78, 220,091.88 and 51,958.14 is: 77,935.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,731.78 : 220,091.88 = 51,958.14 : x
  2. Step 2: Convert to fraction form
    146,731.78/220,091.88 = 51,958.14/x
  3. Step 3: Cross multiply
    146,731.78x = 220,091.88 × 51,958.14
  4. Step 4: Simplify right side
    146,731.78x = 11,435,564,713.90
  5. Step 5: Solve for x
    x = 11,435,564,713.90/146,731.78
  6. Step 6: Final answer
    x = 77,935.16

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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.