Home / 181,719.28-250,772.62-101,145.07

Finding the Fourth Proportional to 181,719.28, 250,772.62 and 101,145.07

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Solution

The fourth proportional to 181,719.28, 250,772.62 and 101,145.07 is: 139,580.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,719.28 : 250,772.62 = 101,145.07 : x
  2. Step 2: Convert to fraction form
    181,719.28/250,772.62 = 101,145.07/x
  3. Step 3: Cross multiply
    181,719.28x = 250,772.62 × 101,145.07
  4. Step 4: Simplify right side
    181,719.28x = 25,364,414,325.19
  5. Step 5: Solve for x
    x = 25,364,414,325.19/181,719.28
  6. Step 6: Final answer
    x = 139,580.21

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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.