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Finding the Fourth Proportional to 251,248.70, 376,822.91 and 123,109.94

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Solution

The fourth proportional to 251,248.70, 376,822.91 and 123,109.94 is: 184,640.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,248.70 : 376,822.91 = 123,109.94 : x
  2. Step 2: Convert to fraction form
    251,248.70/376,822.91 = 123,109.94/x
  3. Step 3: Cross multiply
    251,248.70x = 376,822.91 × 123,109.94
  4. Step 4: Simplify right side
    251,248.70x = 46,390,645,840.73
  5. Step 5: Solve for x
    x = 46,390,645,840.73/251,248.70
  6. Step 6: Final answer
    x = 184,640.34

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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.