Home / 269,162.06-403,805.61-91,670.58

Finding the Fourth Proportional to 269,162.06, 403,805.61 and 91,670.58

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Solution

The fourth proportional to 269,162.06, 403,805.61 and 91,670.58 is: 137,527.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,162.06 : 403,805.61 = 91,670.58 : x
  2. Step 2: Convert to fraction form
    269,162.06/403,805.61 = 91,670.58/x
  3. Step 3: Cross multiply
    269,162.06x = 403,805.61 × 91,670.58
  4. Step 4: Simplify right side
    269,162.06x = 37,017,094,475.95
  5. Step 5: Solve for x
    x = 37,017,094,475.95/269,162.06
  6. Step 6: Final answer
    x = 137,527.16

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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.