Home / 180,142.24-270,172.23-67,834.30

Finding the Fourth Proportional to 180,142.24, 270,172.23 and 67,834.30

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Solution

The fourth proportional to 180,142.24, 270,172.23 and 67,834.30 is: 101,735.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,142.24 : 270,172.23 = 67,834.30 : x
  2. Step 2: Convert to fraction form
    180,142.24/270,172.23 = 67,834.30/x
  3. Step 3: Cross multiply
    180,142.24x = 270,172.23 × 67,834.30
  4. Step 4: Simplify right side
    180,142.24x = 18,326,944,101.49
  5. Step 5: Solve for x
    x = 18,326,944,101.49/180,142.24
  6. Step 6: Final answer
    x = 101,735.96

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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.