Home / 141,093.50-194,416.40-131,339.48

Finding the Fourth Proportional to 141,093.50, 194,416.40 and 131,339.48

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Solution

The fourth proportional to 141,093.50, 194,416.40 and 131,339.48 is: 180,976.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,093.50 : 194,416.40 = 131,339.48 : x
  2. Step 2: Convert to fraction form
    141,093.50/194,416.40 = 131,339.48/x
  3. Step 3: Cross multiply
    141,093.50x = 194,416.40 × 131,339.48
  4. Step 4: Simplify right side
    141,093.50x = 25,534,548,235.74
  5. Step 5: Solve for x
    x = 25,534,548,235.74/141,093.50
  6. Step 6: Final answer
    x = 180,976.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.