Home / 207,353.44-310,844.94-80,964.28

Finding the Fourth Proportional to 207,353.44, 310,844.94 and 80,964.28

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Solution

The fourth proportional to 207,353.44, 310,844.94 and 80,964.28 is: 121,374.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,353.44 : 310,844.94 = 80,964.28 : x
  2. Step 2: Convert to fraction form
    207,353.44/310,844.94 = 80,964.28/x
  3. Step 3: Cross multiply
    207,353.44x = 310,844.94 × 80,964.28
  4. Step 4: Simplify right side
    207,353.44x = 25,167,336,758.74
  5. Step 5: Solve for x
    x = 25,167,336,758.74/207,353.44
  6. Step 6: Final answer
    x = 121,374.10

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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.