Home / 100,176.27-150,229.81-29,079.63

Finding the Fourth Proportional to 100,176.27, 150,229.81 and 29,079.63

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Solution

The fourth proportional to 100,176.27, 150,229.81 and 29,079.63 is: 43,609.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,176.27 : 150,229.81 = 29,079.63 : x
  2. Step 2: Convert to fraction form
    100,176.27/150,229.81 = 29,079.63/x
  3. Step 3: Cross multiply
    100,176.27x = 150,229.81 × 29,079.63
  4. Step 4: Simplify right side
    100,176.27x = 4,368,627,162.55
  5. Step 5: Solve for x
    x = 4,368,627,162.55/100,176.27
  6. Step 6: Final answer
    x = 43,609.40

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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.