Home / 180,247.20-269,803.92-123,756.72

Finding the Fourth Proportional to 180,247.20, 269,803.92 and 123,756.72

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Solution

The fourth proportional to 180,247.20, 269,803.92 and 123,756.72 is: 185,245.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,247.20 : 269,803.92 = 123,756.72 : x
  2. Step 2: Convert to fraction form
    180,247.20/269,803.92 = 123,756.72/x
  3. Step 3: Cross multiply
    180,247.20x = 269,803.92 × 123,756.72
  4. Step 4: Simplify right side
    180,247.20x = 33,390,048,182.34
  5. Step 5: Solve for x
    x = 33,390,048,182.34/180,247.20
  6. Step 6: Final answer
    x = 185,245.86

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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.