Home / 95,339.69-143,010.55-28,780.37

Finding the Fourth Proportional to 95,339.69, 143,010.55 and 28,780.37

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Solution

The fourth proportional to 95,339.69, 143,010.55 and 28,780.37 is: 43,170.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,339.69 : 143,010.55 = 28,780.37 : x
  2. Step 2: Convert to fraction form
    95,339.69/143,010.55 = 28,780.37/x
  3. Step 3: Cross multiply
    95,339.69x = 143,010.55 × 28,780.37
  4. Step 4: Simplify right side
    95,339.69x = 4,115,896,542.90
  5. Step 5: Solve for x
    x = 4,115,896,542.90/95,339.69
  6. Step 6: Final answer
    x = 43,170.86

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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.