Home / 120,532.25-180,800.91-40,572.63

Finding the Fourth Proportional to 120,532.25, 180,800.91 and 40,572.63

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Solution

The fourth proportional to 120,532.25, 180,800.91 and 40,572.63 is: 60,859.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,532.25 : 180,800.91 = 40,572.63 : x
  2. Step 2: Convert to fraction form
    120,532.25/180,800.91 = 40,572.63/x
  3. Step 3: Cross multiply
    120,532.25x = 180,800.91 × 40,572.63
  4. Step 4: Simplify right side
    120,532.25x = 7,335,568,425.09
  5. Step 5: Solve for x
    x = 7,335,568,425.09/120,532.25
  6. Step 6: Final answer
    x = 60,859.80

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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.