Home / 215,979.83-298,049.74-119,184.43

Finding the Fourth Proportional to 215,979.83, 298,049.74 and 119,184.43

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Solution

The fourth proportional to 215,979.83, 298,049.74 and 119,184.43 is: 164,473.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,979.83 : 298,049.74 = 119,184.43 : x
  2. Step 2: Convert to fraction form
    215,979.83/298,049.74 = 119,184.43/x
  3. Step 3: Cross multiply
    215,979.83x = 298,049.74 × 119,184.43
  4. Step 4: Simplify right side
    215,979.83x = 35,522,888,373.55
  5. Step 5: Solve for x
    x = 35,522,888,373.55/215,979.83
  6. Step 6: Final answer
    x = 164,473.17

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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.