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Finding the Fourth Proportional to 133,973.89, 201,058.03 and 107,992.33

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Solution

The fourth proportional to 133,973.89, 201,058.03 and 107,992.33 is: 162,066.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,973.89 : 201,058.03 = 107,992.33 : x
  2. Step 2: Convert to fraction form
    133,973.89/201,058.03 = 107,992.33/x
  3. Step 3: Cross multiply
    133,973.89x = 201,058.03 × 107,992.33
  4. Step 4: Simplify right side
    133,973.89x = 21,712,725,124.91
  5. Step 5: Solve for x
    x = 21,712,725,124.91/133,973.89
  6. Step 6: Final answer
    x = 162,066.84

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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.