Home / 87,253.05-130,827.02-39,212.85

Finding the Fourth Proportional to 87,253.05, 130,827.02 and 39,212.85

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Solution

The fourth proportional to 87,253.05, 130,827.02 and 39,212.85 is: 58,795.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,253.05 : 130,827.02 = 39,212.85 : x
  2. Step 2: Convert to fraction form
    87,253.05/130,827.02 = 39,212.85/x
  3. Step 3: Cross multiply
    87,253.05x = 130,827.02 × 39,212.85
  4. Step 4: Simplify right side
    87,253.05x = 5,130,100,115.14
  5. Step 5: Solve for x
    x = 5,130,100,115.14/87,253.05
  6. Step 6: Final answer
    x = 58,795.65

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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.