Home / 68,440.26-94,446.54-38,226.09

Finding the Fourth Proportional to 68,440.26, 94,446.54 and 38,226.09

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Solution

The fourth proportional to 68,440.26, 94,446.54 and 38,226.09 is: 52,751.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,440.26 : 94,446.54 = 38,226.09 : x
  2. Step 2: Convert to fraction form
    68,440.26/94,446.54 = 38,226.09/x
  3. Step 3: Cross multiply
    68,440.26x = 94,446.54 × 38,226.09
  4. Step 4: Simplify right side
    68,440.26x = 3,610,321,938.23
  5. Step 5: Solve for x
    x = 3,610,321,938.23/68,440.26
  6. Step 6: Final answer
    x = 52,751.44

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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.