Home / 204,938.96-282,866.48-139,635.82

Finding the Fourth Proportional to 204,938.96, 282,866.48 and 139,635.82

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Solution

The fourth proportional to 204,938.96, 282,866.48 and 139,635.82 is: 192,731.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,938.96 : 282,866.48 = 139,635.82 : x
  2. Step 2: Convert to fraction form
    204,938.96/282,866.48 = 139,635.82/x
  3. Step 3: Cross multiply
    204,938.96x = 282,866.48 × 139,635.82
  4. Step 4: Simplify right side
    204,938.96x = 39,498,292,894.30
  5. Step 5: Solve for x
    x = 39,498,292,894.30/204,938.96
  6. Step 6: Final answer
    x = 192,731.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.