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Finding the Fourth Proportional to 372,235.94, 558,081.69 and 119,372.49

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Solution

The fourth proportional to 372,235.94, 558,081.69 and 119,372.49 is: 178,971.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,235.94 : 558,081.69 = 119,372.49 : x
  2. Step 2: Convert to fraction form
    372,235.94/558,081.69 = 119,372.49/x
  3. Step 3: Cross multiply
    372,235.94x = 558,081.69 × 119,372.49
  4. Step 4: Simplify right side
    372,235.94x = 66,619,601,257.14
  5. Step 5: Solve for x
    x = 66,619,601,257.14/372,235.94
  6. Step 6: Final answer
    x = 178,971.44

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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.