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Finding the Fourth Proportional to 229,161.44, 316,171.92 and 133,600.52

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Solution

The fourth proportional to 229,161.44, 316,171.92 and 133,600.52 is: 184,327.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,161.44 : 316,171.92 = 133,600.52 : x
  2. Step 2: Convert to fraction form
    229,161.44/316,171.92 = 133,600.52/x
  3. Step 3: Cross multiply
    229,161.44x = 316,171.92 × 133,600.52
  4. Step 4: Simplify right side
    229,161.44x = 42,240,732,921.40
  5. Step 5: Solve for x
    x = 42,240,732,921.40/229,161.44
  6. Step 6: Final answer
    x = 184,327.40

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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.