Home / 136,005.12-204,007.41-36,165.33

Finding the Fourth Proportional to 136,005.12, 204,007.41 and 36,165.33

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Solution

The fourth proportional to 136,005.12, 204,007.41 and 36,165.33 is: 54,247.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,005.12 : 204,007.41 = 36,165.33 : x
  2. Step 2: Convert to fraction form
    136,005.12/204,007.41 = 36,165.33/x
  3. Step 3: Cross multiply
    136,005.12x = 204,007.41 × 36,165.33
  4. Step 4: Simplify right side
    136,005.12x = 7,377,995,305.10
  5. Step 5: Solve for x
    x = 7,377,995,305.10/136,005.12
  6. Step 6: Final answer
    x = 54,247.92

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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.