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Finding the Fourth Proportional to 262,059.88, 361,690.64 and 171,496.22

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Solution

The fourth proportional to 262,059.88, 361,690.64 and 171,496.22 is: 236,696.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,059.88 : 361,690.64 = 171,496.22 : x
  2. Step 2: Convert to fraction form
    262,059.88/361,690.64 = 171,496.22/x
  3. Step 3: Cross multiply
    262,059.88x = 361,690.64 × 171,496.22
  4. Step 4: Simplify right side
    262,059.88x = 62,028,577,569.38
  5. Step 5: Solve for x
    x = 62,028,577,569.38/262,059.88
  6. Step 6: Final answer
    x = 236,696.20

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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.