Home / 181,517.38-272,265.65-69,208.93

Finding the Fourth Proportional to 181,517.38, 272,265.65 and 69,208.93

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Solution

The fourth proportional to 181,517.38, 272,265.65 and 69,208.93 is: 103,809.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,517.38 : 272,265.65 = 69,208.93 : x
  2. Step 2: Convert to fraction form
    181,517.38/272,265.65 = 69,208.93/x
  3. Step 3: Cross multiply
    181,517.38x = 272,265.65 × 69,208.93
  4. Step 4: Simplify right side
    181,517.38x = 18,843,214,955.38
  5. Step 5: Solve for x
    x = 18,843,214,955.38/181,517.38
  6. Step 6: Final answer
    x = 103,809.43

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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.