Home / 68,288.40-94,222.08-41,425.56

Finding the Fourth Proportional to 68,288.40, 94,222.08 and 41,425.56

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Solution

The fourth proportional to 68,288.40, 94,222.08 and 41,425.56 is: 57,157.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,288.40 : 94,222.08 = 41,425.56 : x
  2. Step 2: Convert to fraction form
    68,288.40/94,222.08 = 41,425.56/x
  3. Step 3: Cross multiply
    68,288.40x = 94,222.08 × 41,425.56
  4. Step 4: Simplify right side
    68,288.40x = 3,903,202,428.36
  5. Step 5: Solve for x
    x = 3,903,202,428.36/68,288.40
  6. Step 6: Final answer
    x = 57,157.62

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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.