Home / 205,648.13-308,357.58-63,453.03

Finding the Fourth Proportional to 205,648.13, 308,357.58 and 63,453.03

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Solution

The fourth proportional to 205,648.13, 308,357.58 and 63,453.03 is: 95,144.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,648.13 : 308,357.58 = 63,453.03 : x
  2. Step 2: Convert to fraction form
    205,648.13/308,357.58 = 63,453.03/x
  3. Step 3: Cross multiply
    205,648.13x = 308,357.58 × 63,453.03
  4. Step 4: Simplify right side
    205,648.13x = 19,566,222,774.47
  5. Step 5: Solve for x
    x = 19,566,222,774.47/205,648.13
  6. Step 6: Final answer
    x = 95,144.18

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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.