Home / 84,849.66-117,092.55-47,123.91

Finding the Fourth Proportional to 84,849.66, 117,092.55 and 47,123.91

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Solution

The fourth proportional to 84,849.66, 117,092.55 and 47,123.91 is: 65,031.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,849.66 : 117,092.55 = 47,123.91 : x
  2. Step 2: Convert to fraction form
    84,849.66/117,092.55 = 47,123.91/x
  3. Step 3: Cross multiply
    84,849.66x = 117,092.55 × 47,123.91
  4. Step 4: Simplify right side
    84,849.66x = 5,517,858,787.87
  5. Step 5: Solve for x
    x = 5,517,858,787.87/84,849.66
  6. Step 6: Final answer
    x = 65,031.01

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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.