Home / 269,077.96-403,612.62-91,708.48

Finding the Fourth Proportional to 269,077.96, 403,612.62 and 91,708.48

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Solution

The fourth proportional to 269,077.96, 403,612.62 and 91,708.48 is: 137,561.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,077.96 : 403,612.62 = 91,708.48 : x
  2. Step 2: Convert to fraction form
    269,077.96/403,612.62 = 91,708.48/x
  3. Step 3: Cross multiply
    269,077.96x = 403,612.62 × 91,708.48
  4. Step 4: Simplify right side
    269,077.96x = 37,014,699,889.02
  5. Step 5: Solve for x
    x = 37,014,699,889.02/269,077.96
  6. Step 6: Final answer
    x = 137,561.25

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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.