Home / 269,005.24-403,431.31-91,508.32

Finding the Fourth Proportional to 269,005.24, 403,431.31 and 91,508.32

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Solution

The fourth proportional to 269,005.24, 403,431.31 and 91,508.32 is: 137,236.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,005.24 : 403,431.31 = 91,508.32 : x
  2. Step 2: Convert to fraction form
    269,005.24/403,431.31 = 91,508.32/x
  3. Step 3: Cross multiply
    269,005.24x = 403,431.31 × 91,508.32
  4. Step 4: Simplify right side
    269,005.24x = 36,917,321,413.50
  5. Step 5: Solve for x
    x = 36,917,321,413.50/269,005.24
  6. Step 6: Final answer
    x = 137,236.44

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1.5x scale

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.