Home / 205,067.32-283,044.46-115,695.16

Finding the Fourth Proportional to 205,067.32, 283,044.46 and 115,695.16

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Solution

The fourth proportional to 205,067.32, 283,044.46 and 115,695.16 is: 159,688.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,067.32 : 283,044.46 = 115,695.16 : x
  2. Step 2: Convert to fraction form
    205,067.32/283,044.46 = 115,695.16/x
  3. Step 3: Cross multiply
    205,067.32x = 283,044.46 × 115,695.16
  4. Step 4: Simplify right side
    205,067.32x = 32,746,874,086.81
  5. Step 5: Solve for x
    x = 32,746,874,086.81/205,067.32
  6. Step 6: Final answer
    x = 159,688.41

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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.