Home / 136,221.92-204,340.55-41,455.18

Finding the Fourth Proportional to 136,221.92, 204,340.55 and 41,455.18

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Solution

The fourth proportional to 136,221.92, 204,340.55 and 41,455.18 is: 62,185.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,221.92 : 204,340.55 = 41,455.18 : x
  2. Step 2: Convert to fraction form
    136,221.92/204,340.55 = 41,455.18/x
  3. Step 3: Cross multiply
    136,221.92x = 204,340.55 × 41,455.18
  4. Step 4: Simplify right side
    136,221.92x = 8,470,973,563.42
  5. Step 5: Solve for x
    x = 8,470,973,563.42/136,221.92
  6. Step 6: Final answer
    x = 62,185.10

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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.