Home / 207,440.05-311,002.12-95,152.18

Finding the Fourth Proportional to 207,440.05, 311,002.12 and 95,152.18

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Solution

The fourth proportional to 207,440.05, 311,002.12 and 95,152.18 is: 142,655.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,440.05 : 311,002.12 = 95,152.18 : x
  2. Step 2: Convert to fraction form
    207,440.05/311,002.12 = 95,152.18/x
  3. Step 3: Cross multiply
    207,440.05x = 311,002.12 × 95,152.18
  4. Step 4: Simplify right side
    207,440.05x = 29,592,529,702.62
  5. Step 5: Solve for x
    x = 29,592,529,702.62/207,440.05
  6. Step 6: Final answer
    x = 142,655.82

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1.5x scale

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.