Home / 82,084.47-113,271.68-47,626.53

Finding the Fourth Proportional to 82,084.47, 113,271.68 and 47,626.53

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Solution

The fourth proportional to 82,084.47, 113,271.68 and 47,626.53 is: 65,721.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,084.47 : 113,271.68 = 47,626.53 : x
  2. Step 2: Convert to fraction form
    82,084.47/113,271.68 = 47,626.53/x
  3. Step 3: Cross multiply
    82,084.47x = 113,271.68 × 47,626.53
  4. Step 4: Simplify right side
    82,084.47x = 5,394,736,759.97
  5. Step 5: Solve for x
    x = 5,394,736,759.97/82,084.47
  6. Step 6: Final answer
    x = 65,721.77

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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.