Home / 87,134.75-130,631.76-33,799.19

Finding the Fourth Proportional to 87,134.75, 130,631.76 and 33,799.19

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Solution

The fourth proportional to 87,134.75, 130,631.76 and 33,799.19 is: 50,671.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,134.75 : 130,631.76 = 33,799.19 : x
  2. Step 2: Convert to fraction form
    87,134.75/130,631.76 = 33,799.19/x
  3. Step 3: Cross multiply
    87,134.75x = 130,631.76 × 33,799.19
  4. Step 4: Simplify right side
    87,134.75x = 4,415,247,676.27
  5. Step 5: Solve for x
    x = 4,415,247,676.27/87,134.75
  6. Step 6: Final answer
    x = 50,671.49

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1.5x scale

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.