Home / 125,408.06-188,108.44-36,663.66

Finding the Fourth Proportional to 125,408.06, 188,108.44 and 36,663.66

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Solution

The fourth proportional to 125,408.06, 188,108.44 and 36,663.66 is: 54,994.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,408.06 : 188,108.44 = 36,663.66 : x
  2. Step 2: Convert to fraction form
    125,408.06/188,108.44 = 36,663.66/x
  3. Step 3: Cross multiply
    125,408.06x = 188,108.44 × 36,663.66
  4. Step 4: Simplify right side
    125,408.06x = 6,896,743,887.29
  5. Step 5: Solve for x
    x = 6,896,743,887.29/125,408.06
  6. Step 6: Final answer
    x = 54,994.42

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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.