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Finding the Fourth Proportional to 91,797.84, 137,687.04 and 44,908.56

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Solution

The fourth proportional to 91,797.84, 137,687.04 and 44,908.56 is: 67,358.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,797.84 : 137,687.04 = 44,908.56 : x
  2. Step 2: Convert to fraction form
    91,797.84/137,687.04 = 44,908.56/x
  3. Step 3: Cross multiply
    91,797.84x = 137,687.04 × 44,908.56
  4. Step 4: Simplify right side
    91,797.84x = 6,183,326,697.06
  5. Step 5: Solve for x
    x = 6,183,326,697.06/91,797.84
  6. Step 6: Final answer
    x = 67,358.08

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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.