Home / 68,435.28-94,388.57-58,891.08

Finding the Fourth Proportional to 68,435.28, 94,388.57 and 58,891.08

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Solution

The fourth proportional to 68,435.28, 94,388.57 and 58,891.08 is: 81,224.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,435.28 : 94,388.57 = 58,891.08 : x
  2. Step 2: Convert to fraction form
    68,435.28/94,388.57 = 58,891.08/x
  3. Step 3: Cross multiply
    68,435.28x = 94,388.57 × 58,891.08
  4. Step 4: Simplify right side
    68,435.28x = 5,558,644,145.26
  5. Step 5: Solve for x
    x = 5,558,644,145.26/68,435.28
  6. Step 6: Final answer
    x = 81,224.83

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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.