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Finding the Fourth Proportional to 229,368.52, 344,100.62 and 115,580.28

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Solution

The fourth proportional to 229,368.52, 344,100.62 and 115,580.28 is: 173,394.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,368.52 : 344,100.62 = 115,580.28 : x
  2. Step 2: Convert to fraction form
    229,368.52/344,100.62 = 115,580.28/x
  3. Step 3: Cross multiply
    229,368.52x = 344,100.62 × 115,580.28
  4. Step 4: Simplify right side
    229,368.52x = 39,771,246,007.77
  5. Step 5: Solve for x
    x = 39,771,246,007.77/229,368.52
  6. Step 6: Final answer
    x = 173,394.53

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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.