Home / 207,926.89-311,844.36-58,126.90

Finding the Fourth Proportional to 207,926.89, 311,844.36 and 58,126.90

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Solution

The fourth proportional to 207,926.89, 311,844.36 and 58,126.90 is: 87,177.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,926.89 : 311,844.36 = 58,126.90 : x
  2. Step 2: Convert to fraction form
    207,926.89/311,844.36 = 58,126.90/x
  3. Step 3: Cross multiply
    207,926.89x = 311,844.36 × 58,126.90
  4. Step 4: Simplify right side
    207,926.89x = 18,126,545,929.28
  5. Step 5: Solve for x
    x = 18,126,545,929.28/207,926.89
  6. Step 6: Final answer
    x = 87,177.50

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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.