Home / 79,296.21-118,944.52-26,742.60

Finding the Fourth Proportional to 79,296.21, 118,944.52 and 26,742.60

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Solution

The fourth proportional to 79,296.21, 118,944.52 and 26,742.60 is: 40,113.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,296.21 : 118,944.52 = 26,742.60 : x
  2. Step 2: Convert to fraction form
    79,296.21/118,944.52 = 26,742.60/x
  3. Step 3: Cross multiply
    79,296.21x = 118,944.52 × 26,742.60
  4. Step 4: Simplify right side
    79,296.21x = 3,180,885,653.70
  5. Step 5: Solve for x
    x = 3,180,885,653.70/79,296.21
  6. Step 6: Final answer
    x = 40,113.97

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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.