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Finding the Fourth Proportional to 100,108.80, 150,163.20 and 95,516.10

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Solution

The fourth proportional to 100,108.80, 150,163.20 and 95,516.10 is: 143,274.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,108.80 : 150,163.20 = 95,516.10 : x
  2. Step 2: Convert to fraction form
    100,108.80/150,163.20 = 95,516.10/x
  3. Step 3: Cross multiply
    100,108.80x = 150,163.20 × 95,516.10
  4. Step 4: Simplify right side
    100,108.80x = 14,343,003,227.52
  5. Step 5: Solve for x
    x = 14,343,003,227.52/100,108.80
  6. Step 6: Final answer
    x = 143,274.15

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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.