Home / 180,331.76-270,522.26-75,126.12

Finding the Fourth Proportional to 180,331.76, 270,522.26 and 75,126.12

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Solution

The fourth proportional to 180,331.76, 270,522.26 and 75,126.12 is: 112,699.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,331.76 : 270,522.26 = 75,126.12 : x
  2. Step 2: Convert to fraction form
    180,331.76/270,522.26 = 75,126.12/x
  3. Step 3: Cross multiply
    180,331.76x = 270,522.26 × 75,126.12
  4. Step 4: Simplify right side
    180,331.76x = 20,323,287,767.43
  5. Step 5: Solve for x
    x = 20,323,287,767.43/180,331.76
  6. Step 6: Final answer
    x = 112,699.44

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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.