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Finding the Fourth Proportional to 169,087.21, 253,724.16 and 94,249.48

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Solution

The fourth proportional to 169,087.21, 253,724.16 and 94,249.48 is: 141,426.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,087.21 : 253,724.16 = 94,249.48 : x
  2. Step 2: Convert to fraction form
    169,087.21/253,724.16 = 94,249.48/x
  3. Step 3: Cross multiply
    169,087.21x = 253,724.16 × 94,249.48
  4. Step 4: Simplify right side
    169,087.21x = 23,913,370,143.44
  5. Step 5: Solve for x
    x = 23,913,370,143.44/169,087.21
  6. Step 6: Final answer
    x = 141,426.25

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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.