Home / 136,050.39-204,077.66-51,815.23

Finding the Fourth Proportional to 136,050.39, 204,077.66 and 51,815.23

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Solution

The fourth proportional to 136,050.39, 204,077.66 and 51,815.23 is: 77,723.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,050.39 : 204,077.66 = 51,815.23 : x
  2. Step 2: Convert to fraction form
    136,050.39/204,077.66 = 51,815.23/x
  3. Step 3: Cross multiply
    136,050.39x = 204,077.66 × 51,815.23
  4. Step 4: Simplify right side
    136,050.39x = 10,574,330,121.49
  5. Step 5: Solve for x
    x = 10,574,330,121.49/136,050.39
  6. Step 6: Final answer
    x = 77,723.63

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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.