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Finding the Fourth Proportional to 73,052.34, 100,806.66 and 41,224.20

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Solution

The fourth proportional to 73,052.34, 100,806.66 and 41,224.20 is: 56,886.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,052.34 : 100,806.66 = 41,224.20 : x
  2. Step 2: Convert to fraction form
    73,052.34/100,806.66 = 41,224.20/x
  3. Step 3: Cross multiply
    73,052.34x = 100,806.66 × 41,224.20
  4. Step 4: Simplify right side
    73,052.34x = 4,155,673,913.17
  5. Step 5: Solve for x
    x = 4,155,673,913.17/73,052.34
  6. Step 6: Final answer
    x = 56,886.25

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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.