Home / 181,051.20-271,654.56-128,796.48

Finding the Fourth Proportional to 181,051.20, 271,654.56 and 128,796.48

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Solution

The fourth proportional to 181,051.20, 271,654.56 and 128,796.48 is: 193,250.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,051.20 : 271,654.56 = 128,796.48 : x
  2. Step 2: Convert to fraction form
    181,051.20/271,654.56 = 128,796.48/x
  3. Step 3: Cross multiply
    181,051.20x = 271,654.56 × 128,796.48
  4. Step 4: Simplify right side
    181,051.20x = 34,988,151,103.95
  5. Step 5: Solve for x
    x = 34,988,151,103.95/181,051.20
  6. Step 6: Final answer
    x = 193,250.04

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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.