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Finding the Fourth Proportional to 181,246.80, 271,870.20 and 114,980.70

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Solution

The fourth proportional to 181,246.80, 271,870.20 and 114,980.70 is: 172,471.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,246.80 : 271,870.20 = 114,980.70 : x
  2. Step 2: Convert to fraction form
    181,246.80/271,870.20 = 114,980.70/x
  3. Step 3: Cross multiply
    181,246.80x = 271,870.20 × 114,980.70
  4. Step 4: Simplify right side
    181,246.80x = 31,259,825,905.14
  5. Step 5: Solve for x
    x = 31,259,825,905.14/181,246.80
  6. Step 6: Final answer
    x = 172,471.05

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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.