Home / 136,311.30-204,029.55-106,568.10

Finding the Fourth Proportional to 136,311.30, 204,029.55 and 106,568.10

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Solution

The fourth proportional to 136,311.30, 204,029.55 and 106,568.10 is: 159,510.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,311.30 : 204,029.55 = 106,568.10 : x
  2. Step 2: Convert to fraction form
    136,311.30/204,029.55 = 106,568.10/x
  3. Step 3: Cross multiply
    136,311.30x = 204,029.55 × 106,568.10
  4. Step 4: Simplify right side
    136,311.30x = 21,743,041,487.36
  5. Step 5: Solve for x
    x = 21,743,041,487.36/136,311.30
  6. Step 6: Final answer
    x = 159,510.19

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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.