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Finding the Fourth Proportional to 73,154.22, 100,961.04 and 41,325.18

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Solution

The fourth proportional to 73,154.22, 100,961.04 and 41,325.18 is: 57,033.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,154.22 : 100,961.04 = 41,325.18 : x
  2. Step 2: Convert to fraction form
    73,154.22/100,961.04 = 41,325.18/x
  3. Step 3: Cross multiply
    73,154.22x = 100,961.04 × 41,325.18
  4. Step 4: Simplify right side
    73,154.22x = 4,172,233,150.99
  5. Step 5: Solve for x
    x = 4,172,233,150.99/73,154.22
  6. Step 6: Final answer
    x = 57,033.39

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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.