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Finding the Fourth Proportional to 73,153.72, 100,960.35 and 41,324.68

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Solution

The fourth proportional to 73,153.72, 100,960.35 and 41,324.68 is: 57,032.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,153.72 : 100,960.35 = 41,324.68 : x
  2. Step 2: Convert to fraction form
    73,153.72/100,960.35 = 41,324.68/x
  3. Step 3: Cross multiply
    73,153.72x = 100,960.35 × 41,324.68
  4. Step 4: Simplify right side
    73,153.72x = 4,172,153,651.64
  5. Step 5: Solve for x
    x = 4,172,153,651.64/73,153.72
  6. Step 6: Final answer
    x = 57,032.70

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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.