Home / 207,921.04-311,833.86-58,171.96

Finding the Fourth Proportional to 207,921.04, 311,833.86 and 58,171.96

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Solution

The fourth proportional to 207,921.04, 311,833.86 and 58,171.96 is: 87,244.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,921.04 : 311,833.86 = 58,171.96 : x
  2. Step 2: Convert to fraction form
    207,921.04/311,833.86 = 58,171.96/x
  3. Step 3: Cross multiply
    207,921.04x = 311,833.86 × 58,171.96
  4. Step 4: Simplify right side
    207,921.04x = 18,139,986,830.57
  5. Step 5: Solve for x
    x = 18,139,986,830.57/207,921.04
  6. Step 6: Final answer
    x = 87,244.59

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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.