Home / 181,719.73-250,773.20-101,145.51

Finding the Fourth Proportional to 181,719.73, 250,773.20 and 101,145.51

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Solution

The fourth proportional to 181,719.73, 250,773.20 and 101,145.51 is: 139,580.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,719.73 : 250,773.20 = 101,145.51 : x
  2. Step 2: Convert to fraction form
    181,719.73/250,773.20 = 101,145.51/x
  3. Step 3: Cross multiply
    181,719.73x = 250,773.20 × 101,145.51
  4. Step 4: Simplify right side
    181,719.73x = 25,364,583,208.33
  5. Step 5: Solve for x
    x = 25,364,583,208.33/181,719.73
  6. Step 6: Final answer
    x = 139,580.79

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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.