Home / 181,013.72-271,564.47-54,646.43

Finding the Fourth Proportional to 181,013.72, 271,564.47 and 54,646.43

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Solution

The fourth proportional to 181,013.72, 271,564.47 and 54,646.43 is: 81,982.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,013.72 : 271,564.47 = 54,646.43 : x
  2. Step 2: Convert to fraction form
    181,013.72/271,564.47 = 54,646.43/x
  3. Step 3: Cross multiply
    181,013.72x = 271,564.47 × 54,646.43
  4. Step 4: Simplify right side
    181,013.72x = 14,840,027,442.52
  5. Step 5: Solve for x
    x = 14,840,027,442.52/181,013.72
  6. Step 6: Final answer
    x = 81,982.89

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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.