Home / 79,338.96-118,995.60-23,165.85

Finding the Fourth Proportional to 79,338.96, 118,995.60 and 23,165.85

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Solution

The fourth proportional to 79,338.96, 118,995.60 and 23,165.85 is: 34,745.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,338.96 : 118,995.60 = 23,165.85 : x
  2. Step 2: Convert to fraction form
    79,338.96/118,995.60 = 23,165.85/x
  3. Step 3: Cross multiply
    79,338.96x = 118,995.60 × 23,165.85
  4. Step 4: Simplify right side
    79,338.96x = 2,756,634,220.26
  5. Step 5: Solve for x
    x = 2,756,634,220.26/79,338.96
  6. Step 6: Final answer
    x = 34,745.03

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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.