Home / 293,963.65-440,944.50-80,731.75

Finding the Fourth Proportional to 293,963.65, 440,944.50 and 80,731.75

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Solution

The fourth proportional to 293,963.65, 440,944.50 and 80,731.75 is: 121,097.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,963.65 : 440,944.50 = 80,731.75 : x
  2. Step 2: Convert to fraction form
    293,963.65/440,944.50 = 80,731.75/x
  3. Step 3: Cross multiply
    293,963.65x = 440,944.50 × 80,731.75
  4. Step 4: Simplify right side
    293,963.65x = 35,598,221,137.88
  5. Step 5: Solve for x
    x = 35,598,221,137.88/293,963.65
  6. Step 6: Final answer
    x = 121,097.36

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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.