Home / 207,631.50-311,469.12-95,292.60

Finding the Fourth Proportional to 207,631.50, 311,469.12 and 95,292.60

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Solution

The fourth proportional to 207,631.50, 311,469.12 and 95,292.60 is: 142,948.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,631.50 : 311,469.12 = 95,292.60 : x
  2. Step 2: Convert to fraction form
    207,631.50/311,469.12 = 95,292.60/x
  3. Step 3: Cross multiply
    207,631.50x = 311,469.12 × 95,292.60
  4. Step 4: Simplify right side
    207,631.50x = 29,680,702,264.51
  5. Step 5: Solve for x
    x = 29,680,702,264.51/207,631.50
  6. Step 6: Final answer
    x = 142,948.94

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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.