Home / 234,731.40-352,008.68-84,934.64

Finding the Fourth Proportional to 234,731.40, 352,008.68 and 84,934.64

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Solution

The fourth proportional to 234,731.40, 352,008.68 and 84,934.64 is: 127,369.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,731.40 : 352,008.68 = 84,934.64 : x
  2. Step 2: Convert to fraction form
    234,731.40/352,008.68 = 84,934.64/x
  3. Step 3: Cross multiply
    234,731.40x = 352,008.68 × 84,934.64
  4. Step 4: Simplify right side
    234,731.40x = 29,897,728,327.96
  5. Step 5: Solve for x
    x = 29,897,728,327.96/234,731.40
  6. Step 6: Final answer
    x = 127,369.96

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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.