Home / 200,867.30-277,214.40-110,240.75

Finding the Fourth Proportional to 200,867.30, 277,214.40 and 110,240.75

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Solution

The fourth proportional to 200,867.30, 277,214.40 and 110,240.75 is: 152,141.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,867.30 : 277,214.40 = 110,240.75 : x
  2. Step 2: Convert to fraction form
    200,867.30/277,214.40 = 110,240.75/x
  3. Step 3: Cross multiply
    200,867.30x = 277,214.40 × 110,240.75
  4. Step 4: Simplify right side
    200,867.30x = 30,560,323,366.80
  5. Step 5: Solve for x
    x = 30,560,323,366.80/200,867.30
  6. Step 6: Final answer
    x = 152,141.85

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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.