Home / 181,769.40-272,654.10-161,724.60

Finding the Fourth Proportional to 181,769.40, 272,654.10 and 161,724.60

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Solution

The fourth proportional to 181,769.40, 272,654.10 and 161,724.60 is: 242,586.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,769.40 : 272,654.10 = 161,724.60 : x
  2. Step 2: Convert to fraction form
    181,769.40/272,654.10 = 161,724.60/x
  3. Step 3: Cross multiply
    181,769.40x = 272,654.10 × 161,724.60
  4. Step 4: Simplify right side
    181,769.40x = 44,094,875,260.86
  5. Step 5: Solve for x
    x = 44,094,875,260.86/181,769.40
  6. Step 6: Final answer
    x = 242,586.90

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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.