Home / 84,206.14-116,223.96-55,530.95

Finding the Fourth Proportional to 84,206.14, 116,223.96 and 55,530.95

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Solution

The fourth proportional to 84,206.14, 116,223.96 and 55,530.95 is: 76,645.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,206.14 : 116,223.96 = 55,530.95 : x
  2. Step 2: Convert to fraction form
    84,206.14/116,223.96 = 55,530.95/x
  3. Step 3: Cross multiply
    84,206.14x = 116,223.96 × 55,530.95
  4. Step 4: Simplify right side
    84,206.14x = 6,454,026,911.56
  5. Step 5: Solve for x
    x = 6,454,026,911.56/84,206.14
  6. Step 6: Final answer
    x = 76,645.56

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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.