Home / 136,336.57-204,187.43-131,607.18

Finding the Fourth Proportional to 136,336.57, 204,187.43 and 131,607.18

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Solution

The fourth proportional to 136,336.57, 204,187.43 and 131,607.18 is: 197,104.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,336.57 : 204,187.43 = 131,607.18 : x
  2. Step 2: Convert to fraction form
    136,336.57/204,187.43 = 131,607.18/x
  3. Step 3: Cross multiply
    136,336.57x = 204,187.43 × 131,607.18
  4. Step 4: Simplify right side
    136,336.57x = 26,872,532,182.77
  5. Step 5: Solve for x
    x = 26,872,532,182.77/136,336.57
  6. Step 6: Final answer
    x = 197,104.36

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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.