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Finding the Fourth Proportional to 262,252.63, 361,908.09 and 147,531.35

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Solution

The fourth proportional to 262,252.63, 361,908.09 and 147,531.35 is: 203,592.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,252.63 : 361,908.09 = 147,531.35 : x
  2. Step 2: Convert to fraction form
    262,252.63/361,908.09 = 147,531.35/x
  3. Step 3: Cross multiply
    262,252.63x = 361,908.09 × 147,531.35
  4. Step 4: Simplify right side
    262,252.63x = 53,392,789,998.39
  5. Step 5: Solve for x
    x = 53,392,789,998.39/262,252.63
  6. Step 6: Final answer
    x = 203,592.96

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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.