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Finding the Fourth Proportional to 62,262.84, 85,922.31 and 35,405.35

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Solution

The fourth proportional to 62,262.84, 85,922.31 and 35,405.35 is: 48,859.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,262.84 : 85,922.31 = 35,405.35 : x
  2. Step 2: Convert to fraction form
    62,262.84/85,922.31 = 35,405.35/x
  3. Step 3: Cross multiply
    62,262.84x = 85,922.31 × 35,405.35
  4. Step 4: Simplify right side
    62,262.84x = 3,042,109,458.36
  5. Step 5: Solve for x
    x = 3,042,109,458.36/62,262.84
  6. Step 6: Final answer
    x = 48,859.15

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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.