Home / 83,828.96-125,716.48-27,656.32

Finding the Fourth Proportional to 83,828.96, 125,716.48 and 27,656.32

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Solution

The fourth proportional to 83,828.96, 125,716.48 and 27,656.32 is: 41,475.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,828.96 : 125,716.48 = 27,656.32 : x
  2. Step 2: Convert to fraction form
    83,828.96/125,716.48 = 27,656.32/x
  3. Step 3: Cross multiply
    83,828.96x = 125,716.48 × 27,656.32
  4. Step 4: Simplify right side
    83,828.96x = 3,476,855,200.15
  5. Step 5: Solve for x
    x = 3,476,855,200.15/83,828.96
  6. Step 6: Final answer
    x = 41,475.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.