Home / 207,708.08-311,437.55-95,247.42

Finding the Fourth Proportional to 207,708.08, 311,437.55 and 95,247.42

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Solution

The fourth proportional to 207,708.08, 311,437.55 and 95,247.42 is: 142,814.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,708.08 : 311,437.55 = 95,247.42 : x
  2. Step 2: Convert to fraction form
    207,708.08/311,437.55 = 95,247.42/x
  3. Step 3: Cross multiply
    207,708.08x = 311,437.55 × 95,247.42
  4. Step 4: Simplify right side
    207,708.08x = 29,663,623,366.74
  5. Step 5: Solve for x
    x = 29,663,623,366.74/207,708.08
  6. Step 6: Final answer
    x = 142,814.01

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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.