Home / 158,815.08-219,171.96-95,151.51

Finding the Fourth Proportional to 158,815.08, 219,171.96 and 95,151.51

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Solution

The fourth proportional to 158,815.08, 219,171.96 and 95,151.51 is: 131,313.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,815.08 : 219,171.96 = 95,151.51 : x
  2. Step 2: Convert to fraction form
    158,815.08/219,171.96 = 95,151.51/x
  3. Step 3: Cross multiply
    158,815.08x = 219,171.96 × 95,151.51
  4. Step 4: Simplify right side
    158,815.08x = 20,854,542,943.66
  5. Step 5: Solve for x
    x = 20,854,542,943.66/158,815.08
  6. Step 6: Final answer
    x = 131,313.37

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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.