Home / 180,270.20-248,768.26-99,695.56

Finding the Fourth Proportional to 180,270.20, 248,768.26 and 99,695.56

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Solution

The fourth proportional to 180,270.20, 248,768.26 and 99,695.56 is: 137,577.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,270.20 : 248,768.26 = 99,695.56 : x
  2. Step 2: Convert to fraction form
    180,270.20/248,768.26 = 99,695.56/x
  3. Step 3: Cross multiply
    180,270.20x = 248,768.26 × 99,695.56
  4. Step 4: Simplify right side
    180,270.20x = 24,801,090,990.93
  5. Step 5: Solve for x
    x = 24,801,090,990.93/180,270.20
  6. Step 6: Final answer
    x = 137,577.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.