Home / 77,801.32-116,719.26-22,393

Finding the Fourth Proportional to 77,801.32, 116,719.26 and 22,393

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Solution

The fourth proportional to 77,801.32, 116,719.26 and 22,393 is: 33,594.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,801.32 : 116,719.26 = 22,393 : x
  2. Step 2: Convert to fraction form
    77,801.32/116,719.26 = 22,393/x
  3. Step 3: Cross multiply
    77,801.32x = 116,719.26 × 22,393
  4. Step 4: Simplify right side
    77,801.32x = 2,613,694,389.18
  5. Step 5: Solve for x
    x = 2,613,694,389.18/77,801.32
  6. Step 6: Final answer
    x = 33,594.47

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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.