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Finding the Fourth Proportional to 73,113.16, 100,894.08 and 41,285.02

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Solution

The fourth proportional to 73,113.16, 100,894.08 and 41,285.02 is: 56,972.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,113.16 : 100,894.08 = 41,285.02 : x
  2. Step 2: Convert to fraction form
    73,113.16/100,894.08 = 41,285.02/x
  3. Step 3: Cross multiply
    73,113.16x = 100,894.08 × 41,285.02
  4. Step 4: Simplify right side
    73,113.16x = 4,165,414,110.68
  5. Step 5: Solve for x
    x = 4,165,414,110.68/73,113.16
  6. Step 6: Final answer
    x = 56,972.15

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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.