Home / 136,240.42-204,180.66-104,529.18

Finding the Fourth Proportional to 136,240.42, 204,180.66 and 104,529.18

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Solution

The fourth proportional to 136,240.42, 204,180.66 and 104,529.18 is: 156,655.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,240.42 : 204,180.66 = 104,529.18 : x
  2. Step 2: Convert to fraction form
    136,240.42/204,180.66 = 104,529.18/x
  3. Step 3: Cross multiply
    136,240.42x = 204,180.66 × 104,529.18
  4. Step 4: Simplify right side
    136,240.42x = 21,342,836,961.66
  5. Step 5: Solve for x
    x = 21,342,836,961.66/136,240.42
  6. Step 6: Final answer
    x = 156,655.69

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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.