Home / 102,554.94-153,825.13-27,679.35

Finding the Fourth Proportional to 102,554.94, 153,825.13 and 27,679.35

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Solution

The fourth proportional to 102,554.94, 153,825.13 and 27,679.35 is: 41,517.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,554.94 : 153,825.13 = 27,679.35 : x
  2. Step 2: Convert to fraction form
    102,554.94/153,825.13 = 27,679.35/x
  3. Step 3: Cross multiply
    102,554.94x = 153,825.13 × 27,679.35
  4. Step 4: Simplify right side
    102,554.94x = 4,257,780,067.81
  5. Step 5: Solve for x
    x = 4,257,780,067.81/102,554.94
  6. Step 6: Final answer
    x = 41,517.06

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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.