Home / 159,262.12-219,513.54-108,873.64

Finding the Fourth Proportional to 159,262.12, 219,513.54 and 108,873.64

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Solution

The fourth proportional to 159,262.12, 219,513.54 and 108,873.64 is: 150,062.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,262.12 : 219,513.54 = 108,873.64 : x
  2. Step 2: Convert to fraction form
    159,262.12/219,513.54 = 108,873.64/x
  3. Step 3: Cross multiply
    159,262.12x = 219,513.54 × 108,873.64
  4. Step 4: Simplify right side
    159,262.12x = 23,899,238,129.09
  5. Step 5: Solve for x
    x = 23,899,238,129.09/159,262.12
  6. Step 6: Final answer
    x = 150,062.29

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1.5x scale

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.