Home / 100,240.44-150,358.72-40,282.60

Finding the Fourth Proportional to 100,240.44, 150,358.72 and 40,282.60

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Solution

The fourth proportional to 100,240.44, 150,358.72 and 40,282.60 is: 60,423.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,240.44 : 150,358.72 = 40,282.60 : x
  2. Step 2: Convert to fraction form
    100,240.44/150,358.72 = 40,282.60/x
  3. Step 3: Cross multiply
    100,240.44x = 150,358.72 × 40,282.60
  4. Step 4: Simplify right side
    100,240.44x = 6,056,840,174.27
  5. Step 5: Solve for x
    x = 6,056,840,174.27/100,240.44
  6. Step 6: Final answer
    x = 60,423.12

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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.