Home / 141,251.48-194,879.58-79,989.32

Finding the Fourth Proportional to 141,251.48, 194,879.58 and 79,989.32

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Solution

The fourth proportional to 141,251.48, 194,879.58 and 79,989.32 is: 110,358.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,251.48 : 194,879.58 = 79,989.32 : x
  2. Step 2: Convert to fraction form
    141,251.48/194,879.58 = 79,989.32/x
  3. Step 3: Cross multiply
    141,251.48x = 194,879.58 × 79,989.32
  4. Step 4: Simplify right side
    141,251.48x = 15,588,285,086.09
  5. Step 5: Solve for x
    x = 15,588,285,086.09/141,251.48
  6. Step 6: Final answer
    x = 110,358.38

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1.5x scale

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.