Home / 87,064.92-130,609.86-33,049.53

Finding the Fourth Proportional to 87,064.92, 130,609.86 and 33,049.53

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Solution

The fourth proportional to 87,064.92, 130,609.86 and 33,049.53 is: 49,579.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,064.92 : 130,609.86 = 33,049.53 : x
  2. Step 2: Convert to fraction form
    87,064.92/130,609.86 = 33,049.53/x
  3. Step 3: Cross multiply
    87,064.92x = 130,609.86 × 33,049.53
  4. Step 4: Simplify right side
    87,064.92x = 4,316,594,486.37
  5. Step 5: Solve for x
    x = 4,316,594,486.37/87,064.92
  6. Step 6: Final answer
    x = 49,579.03

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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.