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Finding the Fourth Proportional to 181,335.40, 272,003.10 and 162,964.60

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Solution

The fourth proportional to 181,335.40, 272,003.10 and 162,964.60 is: 244,446.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,335.40 : 272,003.10 = 162,964.60 : x
  2. Step 2: Convert to fraction form
    181,335.40/272,003.10 = 162,964.60/x
  3. Step 3: Cross multiply
    181,335.40x = 272,003.10 × 162,964.60
  4. Step 4: Simplify right side
    181,335.40x = 44,326,876,390.26
  5. Step 5: Solve for x
    x = 44,326,876,390.26/181,335.40
  6. Step 6: Final answer
    x = 244,446.90

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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.