Home / 180,670.08-270,955.44-75,471.60

Finding the Fourth Proportional to 180,670.08, 270,955.44 and 75,471.60

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Solution

The fourth proportional to 180,670.08, 270,955.44 and 75,471.60 is: 113,186.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,670.08 : 270,955.44 = 75,471.60 : x
  2. Step 2: Convert to fraction form
    180,670.08/270,955.44 = 75,471.60/x
  3. Step 3: Cross multiply
    180,670.08x = 270,955.44 × 75,471.60
  4. Step 4: Simplify right side
    180,670.08x = 20,449,440,585.50
  5. Step 5: Solve for x
    x = 20,449,440,585.50/180,670.08
  6. Step 6: Final answer
    x = 113,186.65

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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.