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Finding the Fourth Proportional to 229,634.42, 344,669.72 and 141,060.92

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Solution

The fourth proportional to 229,634.42, 344,669.72 and 141,060.92 is: 211,725.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,634.42 : 344,669.72 = 141,060.92 : x
  2. Step 2: Convert to fraction form
    229,634.42/344,669.72 = 141,060.92/x
  3. Step 3: Cross multiply
    229,634.42x = 344,669.72 × 141,060.92
  4. Step 4: Simplify right side
    229,634.42x = 48,619,425,370.69
  5. Step 5: Solve for x
    x = 48,619,425,370.69/229,634.42
  6. Step 6: Final answer
    x = 211,725.34

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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.