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Finding the Fourth Proportional to 229,603.48, 344,404.74 and 63,391

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Solution

The fourth proportional to 229,603.48, 344,404.74 and 63,391 is: 95,086.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,603.48 : 344,404.74 = 63,391 : x
  2. Step 2: Convert to fraction form
    229,603.48/344,404.74 = 63,391/x
  3. Step 3: Cross multiply
    229,603.48x = 344,404.74 × 63,391
  4. Step 4: Simplify right side
    229,603.48x = 21,832,160,873.34
  5. Step 5: Solve for x
    x = 21,832,160,873.34/229,603.48
  6. Step 6: Final answer
    x = 95,086.37

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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.