Home / 181,105.80-271,646.55-47,983.20

Finding the Fourth Proportional to 181,105.80, 271,646.55 and 47,983.20

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Solution

The fourth proportional to 181,105.80, 271,646.55 and 47,983.20 is: 71,971.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,105.80 : 271,646.55 = 47,983.20 : x
  2. Step 2: Convert to fraction form
    181,105.80/271,646.55 = 47,983.20/x
  3. Step 3: Cross multiply
    181,105.80x = 271,646.55 × 47,983.20
  4. Step 4: Simplify right side
    181,105.80x = 13,034,470,737.96
  5. Step 5: Solve for x
    x = 13,034,470,737.96/181,105.80
  6. Step 6: Final answer
    x = 71,971.58

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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.