Home / 180,198.06-248,654.28-99,612.60

Finding the Fourth Proportional to 180,198.06, 248,654.28 and 99,612.60

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Solution

The fourth proportional to 180,198.06, 248,654.28 and 99,612.60 is: 137,454.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,198.06 : 248,654.28 = 99,612.60 : x
  2. Step 2: Convert to fraction form
    180,198.06/248,654.28 = 99,612.60/x
  3. Step 3: Cross multiply
    180,198.06x = 248,654.28 × 99,612.60
  4. Step 4: Simplify right side
    180,198.06x = 24,769,099,331.93
  5. Step 5: Solve for x
    x = 24,769,099,331.93/180,198.06
  6. Step 6: Final answer
    x = 137,454.86

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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.