Home / 119,016.16-178,523.48-30,268.90

Finding the Fourth Proportional to 119,016.16, 178,523.48 and 30,268.90

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Solution

The fourth proportional to 119,016.16, 178,523.48 and 30,268.90 is: 45,403.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,016.16 : 178,523.48 = 30,268.90 : x
  2. Step 2: Convert to fraction form
    119,016.16/178,523.48 = 30,268.90/x
  3. Step 3: Cross multiply
    119,016.16x = 178,523.48 × 30,268.90
  4. Step 4: Simplify right side
    119,016.16x = 5,403,708,766.12
  5. Step 5: Solve for x
    x = 5,403,708,766.12/119,016.16
  6. Step 6: Final answer
    x = 45,403.15

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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.