Home / 79,764.18-110,074.60-43,465.38

Finding the Fourth Proportional to 79,764.18, 110,074.60 and 43,465.38

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Solution

The fourth proportional to 79,764.18, 110,074.60 and 43,465.38 is: 59,982.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,764.18 : 110,074.60 = 43,465.38 : x
  2. Step 2: Convert to fraction form
    79,764.18/110,074.60 = 43,465.38/x
  3. Step 3: Cross multiply
    79,764.18x = 110,074.60 × 43,465.38
  4. Step 4: Simplify right side
    79,764.18x = 4,784,434,317.35
  5. Step 5: Solve for x
    x = 4,784,434,317.35/79,764.18
  6. Step 6: Final answer
    x = 59,982.24

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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.