Home / 269,152.63-403,791.48-91,661.18

Finding the Fourth Proportional to 269,152.63, 403,791.48 and 91,661.18

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Solution

The fourth proportional to 269,152.63, 403,791.48 and 91,661.18 is: 137,513.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,152.63 : 403,791.48 = 91,661.18 : x
  2. Step 2: Convert to fraction form
    269,152.63/403,791.48 = 91,661.18/x
  3. Step 3: Cross multiply
    269,152.63x = 403,791.48 × 91,661.18
  4. Step 4: Simplify right side
    269,152.63x = 37,012,001,511.79
  5. Step 5: Solve for x
    x = 37,012,001,511.79/269,152.63
  6. Step 6: Final answer
    x = 137,513.06

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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.