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Finding the Fourth Proportional to 125,058.48, 187,606.20 and 36,300.48

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Solution

The fourth proportional to 125,058.48, 187,606.20 and 36,300.48 is: 54,456.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,058.48 : 187,606.20 = 36,300.48 : x
  2. Step 2: Convert to fraction form
    125,058.48/187,606.20 = 36,300.48/x
  3. Step 3: Cross multiply
    125,058.48x = 187,606.20 × 36,300.48
  4. Step 4: Simplify right side
    125,058.48x = 6,810,195,110.98
  5. Step 5: Solve for x
    x = 6,810,195,110.98/125,058.48
  6. Step 6: Final answer
    x = 54,456.08

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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.