Home / 136,049.52-204,076.35-51,814.36

Finding the Fourth Proportional to 136,049.52, 204,076.35 and 51,814.36

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Solution

The fourth proportional to 136,049.52, 204,076.35 and 51,814.36 is: 77,722.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,049.52 : 204,076.35 = 51,814.36 : x
  2. Step 2: Convert to fraction form
    136,049.52/204,076.35 = 51,814.36/x
  3. Step 3: Cross multiply
    136,049.52x = 204,076.35 × 51,814.36
  4. Step 4: Simplify right side
    136,049.52x = 10,574,085,466.39
  5. Step 5: Solve for x
    x = 10,574,085,466.39/136,049.52
  6. Step 6: Final answer
    x = 77,722.33

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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.