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Finding the Fourth Proportional to 62,342.59, 86,033.32 and 35,486.83

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Solution

The fourth proportional to 62,342.59, 86,033.32 and 35,486.83 is: 48,972.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,342.59 : 86,033.32 = 35,486.83 : x
  2. Step 2: Convert to fraction form
    62,342.59/86,033.32 = 35,486.83/x
  3. Step 3: Cross multiply
    62,342.59x = 86,033.32 × 35,486.83
  4. Step 4: Simplify right side
    62,342.59x = 3,053,049,371.01
  5. Step 5: Solve for x
    x = 3,053,049,371.01/62,342.59
  6. Step 6: Final answer
    x = 48,972.13

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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.