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Finding the Fourth Proportional to 181,843.80, 272,765.52 and 48,720.42

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Solution

The fourth proportional to 181,843.80, 272,765.52 and 48,720.42 is: 73,080.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,843.80 : 272,765.52 = 48,720.42 : x
  2. Step 2: Convert to fraction form
    181,843.80/272,765.52 = 48,720.42/x
  3. Step 3: Cross multiply
    181,843.80x = 272,765.52 × 48,720.42
  4. Step 4: Simplify right side
    181,843.80x = 13,289,250,695.92
  5. Step 5: Solve for x
    x = 13,289,250,695.92/181,843.80
  6. Step 6: Final answer
    x = 73,080.58

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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.