Home / 140,287.14-193,590.54-76,625.33

Finding the Fourth Proportional to 140,287.14, 193,590.54 and 76,625.33

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Solution

The fourth proportional to 140,287.14, 193,590.54 and 76,625.33 is: 105,739.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,287.14 : 193,590.54 = 76,625.33 : x
  2. Step 2: Convert to fraction form
    140,287.14/193,590.54 = 76,625.33/x
  3. Step 3: Cross multiply
    140,287.14x = 193,590.54 × 76,625.33
  4. Step 4: Simplify right side
    140,287.14x = 14,833,938,044.43
  5. Step 5: Solve for x
    x = 14,833,938,044.43/140,287.14
  6. Step 6: Final answer
    x = 105,739.83

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