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Finding the Fourth Proportional to 48,754, 73,133.61 and 15,476.68

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Solution

The fourth proportional to 48,754, 73,133.61 and 15,476.68 is: 23,215.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,754 : 73,133.61 = 15,476.68 : x
  2. Step 2: Convert to fraction form
    48,754/73,133.61 = 15,476.68/x
  3. Step 3: Cross multiply
    48,754x = 73,133.61 × 15,476.68
  4. Step 4: Simplify right side
    48,754x = 1,131,865,479.21
  5. Step 5: Solve for x
    x = 1,131,865,479.21/48,754
  6. Step 6: Final answer
    x = 23,215.85

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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.