Home / 100,418.13-150,627.20-41,237.91

Finding the Fourth Proportional to 100,418.13, 150,627.20 and 41,237.91

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Solution

The fourth proportional to 100,418.13, 150,627.20 and 41,237.91 is: 61,856.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,418.13 : 150,627.20 = 41,237.91 : x
  2. Step 2: Convert to fraction form
    100,418.13/150,627.20 = 41,237.91/x
  3. Step 3: Cross multiply
    100,418.13x = 150,627.20 × 41,237.91
  4. Step 4: Simplify right side
    100,418.13x = 6,211,550,710.96
  5. Step 5: Solve for x
    x = 6,211,550,710.96/100,418.13
  6. Step 6: Final answer
    x = 61,856.87

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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.