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Finding the Fourth Proportional to 200,866.83, 277,326.08 and 124,467

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Solution

The fourth proportional to 200,866.83, 277,326.08 and 124,467 is: 171,844.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,866.83 : 277,326.08 = 124,467 : x
  2. Step 2: Convert to fraction form
    200,866.83/277,326.08 = 124,467/x
  3. Step 3: Cross multiply
    200,866.83x = 277,326.08 × 124,467
  4. Step 4: Simplify right side
    200,866.83x = 34,517,945,510.53
  5. Step 5: Solve for x
    x = 34,517,945,510.53/200,866.83
  6. Step 6: Final answer
    x = 171,844.93

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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.