Home / 282,195.82-423,335.04-132,451.32

Finding the Fourth Proportional to 282,195.82, 423,335.04 and 132,451.32

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Solution

The fourth proportional to 282,195.82, 423,335.04 and 132,451.32 is: 198,696.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,195.82 : 423,335.04 = 132,451.32 : x
  2. Step 2: Convert to fraction form
    282,195.82/423,335.04 = 132,451.32/x
  3. Step 3: Cross multiply
    282,195.82x = 423,335.04 × 132,451.32
  4. Step 4: Simplify right side
    282,195.82x = 56,071,284,850.25
  5. Step 5: Solve for x
    x = 56,071,284,850.25/282,195.82
  6. Step 6: Final answer
    x = 198,696.37

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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.