Home / 283,141.32-424,974.42-142,998.36

Finding the Fourth Proportional to 283,141.32, 424,974.42 and 142,998.36

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Solution

The fourth proportional to 283,141.32, 424,974.42 and 142,998.36 is: 214,630.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,141.32 : 424,974.42 = 142,998.36 : x
  2. Step 2: Convert to fraction form
    283,141.32/424,974.42 = 142,998.36/x
  3. Step 3: Cross multiply
    283,141.32x = 424,974.42 × 142,998.36
  4. Step 4: Simplify right side
    283,141.32x = 60,770,645,101.95
  5. Step 5: Solve for x
    x = 60,770,645,101.95/283,141.32
  6. Step 6: Final answer
    x = 214,630.08

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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.