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Finding the Fourth Proportional to 111,058.34, 166,587.38 and 36,178.37

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Solution

The fourth proportional to 111,058.34, 166,587.38 and 36,178.37 is: 54,267.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,058.34 : 166,587.38 = 36,178.37 : x
  2. Step 2: Convert to fraction form
    111,058.34/166,587.38 = 36,178.37/x
  3. Step 3: Cross multiply
    111,058.34x = 166,587.38 × 36,178.37
  4. Step 4: Simplify right side
    111,058.34x = 6,026,859,508.67
  5. Step 5: Solve for x
    x = 6,026,859,508.67/111,058.34
  6. Step 6: Final answer
    x = 54,267.51

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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.