Home / 119,086.11-179,342.06-108,457.29

Finding the Fourth Proportional to 119,086.11, 179,342.06 and 108,457.29

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Solution

The fourth proportional to 119,086.11, 179,342.06 and 108,457.29 is: 163,335.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,086.11 : 179,342.06 = 108,457.29 : x
  2. Step 2: Convert to fraction form
    119,086.11/179,342.06 = 108,457.29/x
  3. Step 3: Cross multiply
    119,086.11x = 179,342.06 × 108,457.29
  4. Step 4: Simplify right side
    119,086.11x = 19,450,953,268.33
  5. Step 5: Solve for x
    x = 19,450,953,268.33/119,086.11
  6. Step 6: Final answer
    x = 163,335.20

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.