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Finding the Fourth Proportional to 169,927.94, 234,494.42 and 93,446.39

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Solution

The fourth proportional to 169,927.94, 234,494.42 and 93,446.39 is: 128,952.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,927.94 : 234,494.42 = 93,446.39 : x
  2. Step 2: Convert to fraction form
    169,927.94/234,494.42 = 93,446.39/x
  3. Step 3: Cross multiply
    169,927.94x = 234,494.42 × 93,446.39
  4. Step 4: Simplify right side
    169,927.94x = 21,912,655,384.44
  5. Step 5: Solve for x
    x = 21,912,655,384.44/169,927.94
  6. Step 6: Final answer
    x = 128,952.64

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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.