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Finding the Fourth Proportional to 50,816.84, 76,179.84 and 25,842.92

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Solution

The fourth proportional to 50,816.84, 76,179.84 and 25,842.92 is: 38,741.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,816.84 : 76,179.84 = 25,842.92 : x
  2. Step 2: Convert to fraction form
    50,816.84/76,179.84 = 25,842.92/x
  3. Step 3: Cross multiply
    50,816.84x = 76,179.84 × 25,842.92
  4. Step 4: Simplify right side
    50,816.84x = 1,968,709,510.73
  5. Step 5: Solve for x
    x = 1,968,709,510.73/50,816.84
  6. Step 6: Final answer
    x = 38,741.28

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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.