Home / 71,286.02-98,399.28-41,083.40

Finding the Fourth Proportional to 71,286.02, 98,399.28 and 41,083.40

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Solution

The fourth proportional to 71,286.02, 98,399.28 and 41,083.40 is: 56,709.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,286.02 : 98,399.28 = 41,083.40 : x
  2. Step 2: Convert to fraction form
    71,286.02/98,399.28 = 41,083.40/x
  3. Step 3: Cross multiply
    71,286.02x = 98,399.28 × 41,083.40
  4. Step 4: Simplify right side
    71,286.02x = 4,042,576,487.96
  5. Step 5: Solve for x
    x = 4,042,576,487.96/71,286.02
  6. Step 6: Final answer
    x = 56,709.25

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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.