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Finding the Fourth Proportional to 100,656.11, 150,980.22 and 34,096.23

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Solution

The fourth proportional to 100,656.11, 150,980.22 and 34,096.23 is: 51,143.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,656.11 : 150,980.22 = 34,096.23 : x
  2. Step 2: Convert to fraction form
    100,656.11/150,980.22 = 34,096.23/x
  3. Step 3: Cross multiply
    100,656.11x = 150,980.22 × 34,096.23
  4. Step 4: Simplify right side
    100,656.11x = 5,147,856,306.57
  5. Step 5: Solve for x
    x = 5,147,856,306.57/100,656.11
  6. Step 6: Final answer
    x = 51,143.01

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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.