Home / 79,910.27-110,317.63-58,375.84

Finding the Fourth Proportional to 79,910.27, 110,317.63 and 58,375.84

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Solution

The fourth proportional to 79,910.27, 110,317.63 and 58,375.84 is: 80,588.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,910.27 : 110,317.63 = 58,375.84 : x
  2. Step 2: Convert to fraction form
    79,910.27/110,317.63 = 58,375.84/x
  3. Step 3: Cross multiply
    79,910.27x = 110,317.63 × 58,375.84
  4. Step 4: Simplify right side
    79,910.27x = 6,439,884,318.06
  5. Step 5: Solve for x
    x = 6,439,884,318.06/79,910.27
  6. Step 6: Final answer
    x = 80,588.94

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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.