Home / 181,359.46-271,762.17-76,121.02

Finding the Fourth Proportional to 181,359.46, 271,762.17 and 76,121.02

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Solution

The fourth proportional to 181,359.46, 271,762.17 and 76,121.02 is: 114,065.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,359.46 : 271,762.17 = 76,121.02 : x
  2. Step 2: Convert to fraction form
    181,359.46/271,762.17 = 76,121.02/x
  3. Step 3: Cross multiply
    181,359.46x = 271,762.17 × 76,121.02
  4. Step 4: Simplify right side
    181,359.46x = 20,686,813,577.81
  5. Step 5: Solve for x
    x = 20,686,813,577.81/181,359.46
  6. Step 6: Final answer
    x = 114,065.26

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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.