Home / 181,739.40-272,090.70-161,003.40

Finding the Fourth Proportional to 181,739.40, 272,090.70 and 161,003.40

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Solution

The fourth proportional to 181,739.40, 272,090.70 and 161,003.40 is: 241,045.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,739.40 : 272,090.70 = 161,003.40 : x
  2. Step 2: Convert to fraction form
    181,739.40/272,090.70 = 161,003.40/x
  3. Step 3: Cross multiply
    181,739.40x = 272,090.70 × 161,003.40
  4. Step 4: Simplify right side
    181,739.40x = 43,807,527,808.38
  5. Step 5: Solve for x
    x = 43,807,527,808.38/181,739.40
  6. Step 6: Final answer
    x = 241,045.85

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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.