Home / 68,442.26-94,449.30-38,228.09

Finding the Fourth Proportional to 68,442.26, 94,449.30 and 38,228.09

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Solution

The fourth proportional to 68,442.26, 94,449.30 and 38,228.09 is: 52,754.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,442.26 : 94,449.30 = 38,228.09 : x
  2. Step 2: Convert to fraction form
    68,442.26/94,449.30 = 38,228.09/x
  3. Step 3: Cross multiply
    68,442.26x = 94,449.30 × 38,228.09
  4. Step 4: Simplify right side
    68,442.26x = 3,610,616,340.84
  5. Step 5: Solve for x
    x = 3,610,616,340.84/68,442.26
  6. Step 6: Final answer
    x = 52,754.20

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1.5x scale

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.