Home / 136,293.18-204,122.25-131,563.86

Finding the Fourth Proportional to 136,293.18, 204,122.25 and 131,563.86

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Solution

The fourth proportional to 136,293.18, 204,122.25 and 131,563.86 is: 197,039.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,293.18 : 204,122.25 = 131,563.86 : x
  2. Step 2: Convert to fraction form
    136,293.18/204,122.25 = 131,563.86/x
  3. Step 3: Cross multiply
    136,293.18x = 204,122.25 × 131,563.86
  4. Step 4: Simplify right side
    136,293.18x = 26,855,111,121.89
  5. Step 5: Solve for x
    x = 26,855,111,121.89/136,293.18
  6. Step 6: Final answer
    x = 197,039.29

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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.