Home / 84,772.28-116,989.32-47,046.56

Finding the Fourth Proportional to 84,772.28, 116,989.32 and 47,046.56

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Solution

The fourth proportional to 84,772.28, 116,989.32 and 47,046.56 is: 64,926.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,772.28 : 116,989.32 = 47,046.56 : x
  2. Step 2: Convert to fraction form
    84,772.28/116,989.32 = 47,046.56/x
  3. Step 3: Cross multiply
    84,772.28x = 116,989.32 × 47,046.56
  4. Step 4: Simplify right side
    84,772.28x = 5,503,945,062.74
  5. Step 5: Solve for x
    x = 5,503,945,062.74/84,772.28
  6. Step 6: Final answer
    x = 64,926.24

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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.