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Finding the Fourth Proportional to 181,544.70, 272,317.05 and 168,422.70

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Solution

The fourth proportional to 181,544.70, 272,317.05 and 168,422.70 is: 252,634.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,544.70 : 272,317.05 = 168,422.70 : x
  2. Step 2: Convert to fraction form
    181,544.70/272,317.05 = 168,422.70/x
  3. Step 3: Cross multiply
    181,544.70x = 272,317.05 × 168,422.70
  4. Step 4: Simplify right side
    181,544.70x = 45,864,372,817.04
  5. Step 5: Solve for x
    x = 45,864,372,817.04/181,544.70
  6. Step 6: Final answer
    x = 252,634.05

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1.5x scale

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.