Home / 79,672.11-119,511.48-23,512.23

Finding the Fourth Proportional to 79,672.11, 119,511.48 and 23,512.23

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Solution

The fourth proportional to 79,672.11, 119,511.48 and 23,512.23 is: 35,269.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,672.11 : 119,511.48 = 23,512.23 : x
  2. Step 2: Convert to fraction form
    79,672.11/119,511.48 = 23,512.23/x
  3. Step 3: Cross multiply
    79,672.11x = 119,511.48 × 23,512.23
  4. Step 4: Simplify right side
    79,672.11x = 2,809,981,405.40
  5. Step 5: Solve for x
    x = 2,809,981,405.40/79,672.11
  6. Step 6: Final answer
    x = 35,269.32

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1.5x scale

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.