Home / 200,658.36-276,909.33-110,015.72

Finding the Fourth Proportional to 200,658.36, 276,909.33 and 110,015.72

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Solution

The fourth proportional to 200,658.36, 276,909.33 and 110,015.72 is: 151,822.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,658.36 : 276,909.33 = 110,015.72 : x
  2. Step 2: Convert to fraction form
    200,658.36/276,909.33 = 110,015.72/x
  3. Step 3: Cross multiply
    200,658.36x = 276,909.33 × 110,015.72
  4. Step 4: Simplify right side
    200,658.36x = 30,464,379,381.09
  5. Step 5: Solve for x
    x = 30,464,379,381.09/200,658.36
  6. Step 6: Final answer
    x = 151,822.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.