Home / 77,823.60-116,716.92-35,677.44

Finding the Fourth Proportional to 77,823.60, 116,716.92 and 35,677.44

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Solution

The fourth proportional to 77,823.60, 116,716.92 and 35,677.44 is: 53,507.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,823.60 : 116,716.92 = 35,677.44 : x
  2. Step 2: Convert to fraction form
    77,823.60/116,716.92 = 35,677.44/x
  3. Step 3: Cross multiply
    77,823.60x = 116,716.92 × 35,677.44
  4. Step 4: Simplify right side
    77,823.60x = 4,164,160,910.28
  5. Step 5: Solve for x
    x = 4,164,160,910.28/77,823.60
  6. Step 6: Final answer
    x = 53,507.69

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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.