Home / 84,286.58-116,338.66-52,436.48

Finding the Fourth Proportional to 84,286.58, 116,338.66 and 52,436.48

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Solution

The fourth proportional to 84,286.58, 116,338.66 and 52,436.48 is: 72,376.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,286.58 : 116,338.66 = 52,436.48 : x
  2. Step 2: Convert to fraction form
    84,286.58/116,338.66 = 52,436.48/x
  3. Step 3: Cross multiply
    84,286.58x = 116,338.66 × 52,436.48
  4. Step 4: Simplify right side
    84,286.58x = 6,100,389,818.32
  5. Step 5: Solve for x
    x = 6,100,389,818.32/84,286.58
  6. Step 6: Final answer
    x = 72,376.76

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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.