Home / 75,160.20-103,720.86-41,626.20

Finding the Fourth Proportional to 75,160.20, 103,720.86 and 41,626.20

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Solution

The fourth proportional to 75,160.20, 103,720.86 and 41,626.20 is: 57,444.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,160.20 : 103,720.86 = 41,626.20 : x
  2. Step 2: Convert to fraction form
    75,160.20/103,720.86 = 41,626.20/x
  3. Step 3: Cross multiply
    75,160.20x = 103,720.86 × 41,626.20
  4. Step 4: Simplify right side
    75,160.20x = 4,317,505,262.53
  5. Step 5: Solve for x
    x = 4,317,505,262.53/75,160.20
  6. Step 6: Final answer
    x = 57,444.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.