Home / 200,725.13-301,204.33-89,917.13

Finding the Fourth Proportional to 200,725.13, 301,204.33 and 89,917.13

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Solution

The fourth proportional to 200,725.13, 301,204.33 and 89,917.13 is: 134,927.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,725.13 : 301,204.33 = 89,917.13 : x
  2. Step 2: Convert to fraction form
    200,725.13/301,204.33 = 89,917.13/x
  3. Step 3: Cross multiply
    200,725.13x = 301,204.33 × 89,917.13
  4. Step 4: Simplify right side
    200,725.13x = 27,083,427,166.36
  5. Step 5: Solve for x
    x = 27,083,427,166.36/200,725.13
  6. Step 6: Final answer
    x = 134,927.94

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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.