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Finding the Fourth Proportional to 234,494.73, 323,603.85 and 127,064.96

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Solution

The fourth proportional to 234,494.73, 323,603.85 and 127,064.96 is: 175,350.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,494.73 : 323,603.85 = 127,064.96 : x
  2. Step 2: Convert to fraction form
    234,494.73/323,603.85 = 127,064.96/x
  3. Step 3: Cross multiply
    234,494.73x = 323,603.85 × 127,064.96
  4. Step 4: Simplify right side
    234,494.73x = 41,118,710,256.10
  5. Step 5: Solve for x
    x = 41,118,710,256.10/234,494.73
  6. Step 6: Final answer
    x = 175,350.25

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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.