Home / 180,268.76-270,382.48-47,161.86

Finding the Fourth Proportional to 180,268.76, 270,382.48 and 47,161.86

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Solution

The fourth proportional to 180,268.76, 270,382.48 and 47,161.86 is: 70,737.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,268.76 : 270,382.48 = 47,161.86 : x
  2. Step 2: Convert to fraction form
    180,268.76/270,382.48 = 47,161.86/x
  3. Step 3: Cross multiply
    180,268.76x = 270,382.48 × 47,161.86
  4. Step 4: Simplify right side
    180,268.76x = 12,751,740,668.21
  5. Step 5: Solve for x
    x = 12,751,740,668.21/180,268.76
  6. Step 6: Final answer
    x = 70,737.38

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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.