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Finding the Fourth Proportional to 229,651.38, 344,518.38 and 94,640.28

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Solution

The fourth proportional to 229,651.38, 344,518.38 and 94,640.28 is: 141,977.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,651.38 : 344,518.38 = 94,640.28 : x
  2. Step 2: Convert to fraction form
    229,651.38/344,518.38 = 94,640.28/x
  3. Step 3: Cross multiply
    229,651.38x = 344,518.38 × 94,640.28
  4. Step 4: Simplify right side
    229,651.38x = 32,605,315,948.35
  5. Step 5: Solve for x
    x = 32,605,315,948.35/229,651.38
  6. Step 6: Final answer
    x = 141,977.44

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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.