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Finding the Fourth Proportional to 169,919.75, 234,498.98 and 94,473.11

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Solution

The fourth proportional to 169,919.75, 234,498.98 and 94,473.11 is: 130,378.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,919.75 : 234,498.98 = 94,473.11 : x
  2. Step 2: Convert to fraction form
    169,919.75/234,498.98 = 94,473.11/x
  3. Step 3: Cross multiply
    169,919.75x = 234,498.98 × 94,473.11
  4. Step 4: Simplify right side
    169,919.75x = 22,153,847,932.43
  5. Step 5: Solve for x
    x = 22,153,847,932.43/169,919.75
  6. Step 6: Final answer
    x = 130,378.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.