Home / 168,433-232,434.66-92,979.88

Finding the Fourth Proportional to 168,433, 232,434.66 and 92,979.88

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Solution

The fourth proportional to 168,433, 232,434.66 and 92,979.88 is: 128,310.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,433 : 232,434.66 = 92,979.88 : x
  2. Step 2: Convert to fraction form
    168,433/232,434.66 = 92,979.88/x
  3. Step 3: Cross multiply
    168,433x = 232,434.66 × 92,979.88
  4. Step 4: Simplify right side
    168,433x = 21,611,746,794.64
  5. Step 5: Solve for x
    x = 21,611,746,794.64/168,433
  6. Step 6: Final answer
    x = 128,310.64

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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.