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Finding the Fourth Proportional to 91,952.64, 137,898.84 and 29,608.56

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Solution

The fourth proportional to 91,952.64, 137,898.84 and 29,608.56 is: 44,403.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,952.64 : 137,898.84 = 29,608.56 : x
  2. Step 2: Convert to fraction form
    91,952.64/137,898.84 = 29,608.56/x
  3. Step 3: Cross multiply
    91,952.64x = 137,898.84 × 29,608.56
  4. Step 4: Simplify right side
    91,952.64x = 4,082,986,078.07
  5. Step 5: Solve for x
    x = 4,082,986,078.07/91,952.64
  6. Step 6: Final answer
    x = 44,403.14

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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.