Home / 84,324.25-116,232.13-57,091.65

Finding the Fourth Proportional to 84,324.25, 116,232.13 and 57,091.65

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Solution

The fourth proportional to 84,324.25, 116,232.13 and 57,091.65 is: 78,694.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,324.25 : 116,232.13 = 57,091.65 : x
  2. Step 2: Convert to fraction form
    84,324.25/116,232.13 = 57,091.65/x
  3. Step 3: Cross multiply
    84,324.25x = 116,232.13 × 57,091.65
  4. Step 4: Simplify right side
    84,324.25x = 6,635,884,084.71
  5. Step 5: Solve for x
    x = 6,635,884,084.71/84,324.25
  6. Step 6: Final answer
    x = 78,694.85

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1.5x scale

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.