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Finding the Fourth Proportional to 107,203.62, 160,766.92 and 36,111.10

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Solution

The fourth proportional to 107,203.62, 160,766.92 and 36,111.10 is: 54,153.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,203.62 : 160,766.92 = 36,111.10 : x
  2. Step 2: Convert to fraction form
    107,203.62/160,766.92 = 36,111.10/x
  3. Step 3: Cross multiply
    107,203.62x = 160,766.92 × 36,111.10
  4. Step 4: Simplify right side
    107,203.62x = 5,805,470,324.81
  5. Step 5: Solve for x
    x = 5,805,470,324.81/107,203.62
  6. Step 6: Final answer
    x = 54,153.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.