Home / 180,217.55-270,149.76-100,293.63

Finding the Fourth Proportional to 180,217.55, 270,149.76 and 100,293.63

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Solution

The fourth proportional to 180,217.55, 270,149.76 and 100,293.63 is: 150,342.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,217.55 : 270,149.76 = 100,293.63 : x
  2. Step 2: Convert to fraction form
    180,217.55/270,149.76 = 100,293.63/x
  3. Step 3: Cross multiply
    180,217.55x = 270,149.76 × 100,293.63
  4. Step 4: Simplify right side
    180,217.55x = 27,094,300,074.03
  5. Step 5: Solve for x
    x = 27,094,300,074.03/180,217.55
  6. Step 6: Final answer
    x = 150,342.18

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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.