Home / 136,108.82-204,162.53-34,906.40

Finding the Fourth Proportional to 136,108.82, 204,162.53 and 34,906.40

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Solution

The fourth proportional to 136,108.82, 204,162.53 and 34,906.40 is: 52,359.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,108.82 : 204,162.53 = 34,906.40 : x
  2. Step 2: Convert to fraction form
    136,108.82/204,162.53 = 34,906.40/x
  3. Step 3: Cross multiply
    136,108.82x = 204,162.53 × 34,906.40
  4. Step 4: Simplify right side
    136,108.82x = 7,126,579,273.07
  5. Step 5: Solve for x
    x = 7,126,579,273.07/136,108.82
  6. Step 6: Final answer
    x = 52,359.42

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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.