Home / 79,370.08-109,530.58-43,560.39

Finding the Fourth Proportional to 79,370.08, 109,530.58 and 43,560.39

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Solution

The fourth proportional to 79,370.08, 109,530.58 and 43,560.39 is: 60,113.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,370.08 : 109,530.58 = 43,560.39 : x
  2. Step 2: Convert to fraction form
    79,370.08/109,530.58 = 43,560.39/x
  3. Step 3: Cross multiply
    79,370.08x = 109,530.58 × 43,560.39
  4. Step 4: Simplify right side
    79,370.08x = 4,771,194,781.73
  5. Step 5: Solve for x
    x = 4,771,194,781.73/79,370.08
  6. Step 6: Final answer
    x = 60,113.27

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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.