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Finding the Fourth Proportional to 200,879.15, 277,216.13 and 110,233.49

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Solution

The fourth proportional to 200,879.15, 277,216.13 and 110,233.49 is: 152,123.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,879.15 : 277,216.13 = 110,233.49 : x
  2. Step 2: Convert to fraction form
    200,879.15/277,216.13 = 110,233.49/x
  3. Step 3: Cross multiply
    200,879.15x = 277,216.13 × 110,233.49
  4. Step 4: Simplify right side
    200,879.15x = 30,558,500,943.03
  5. Step 5: Solve for x
    x = 30,558,500,943.03/200,879.15
  6. Step 6: Final answer
    x = 152,123.81

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1.5x scale

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.