Home / 68,282.64-94,222.44-41,431.68

Finding the Fourth Proportional to 68,282.64, 94,222.44 and 41,431.68

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Solution

The fourth proportional to 68,282.64, 94,222.44 and 41,431.68 is: 57,171.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,282.64 : 94,222.44 = 41,431.68 : x
  2. Step 2: Convert to fraction form
    68,282.64/94,222.44 = 41,431.68/x
  3. Step 3: Cross multiply
    68,282.64x = 94,222.44 × 41,431.68
  4. Step 4: Simplify right side
    68,282.64x = 3,903,793,982.90
  5. Step 5: Solve for x
    x = 3,903,793,982.90/68,282.64
  6. Step 6: Final answer
    x = 57,171.11

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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.