Home / 84,260.45-116,280.22-47,960.12

Finding the Fourth Proportional to 84,260.45, 116,280.22 and 47,960.12

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Solution

The fourth proportional to 84,260.45, 116,280.22 and 47,960.12 is: 66,185.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,260.45 : 116,280.22 = 47,960.12 : x
  2. Step 2: Convert to fraction form
    84,260.45/116,280.22 = 47,960.12/x
  3. Step 3: Cross multiply
    84,260.45x = 116,280.22 × 47,960.12
  4. Step 4: Simplify right side
    84,260.45x = 5,576,813,304.83
  5. Step 5: Solve for x
    x = 5,576,813,304.83/84,260.45
  6. Step 6: Final answer
    x = 66,185.42

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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.