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Finding the Fourth Proportional to 180,226.04, 248,730.08 and 99,659.64

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Solution

The fourth proportional to 180,226.04, 248,730.08 and 99,659.64 is: 137,540.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,226.04 : 248,730.08 = 99,659.64 : x
  2. Step 2: Convert to fraction form
    180,226.04/248,730.08 = 99,659.64/x
  3. Step 3: Cross multiply
    180,226.04x = 248,730.08 × 99,659.64
  4. Step 4: Simplify right side
    180,226.04x = 24,788,350,229.97
  5. Step 5: Solve for x
    x = 24,788,350,229.97/180,226.04
  6. Step 6: Final answer
    x = 137,540.34

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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.