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Finding the Fourth Proportional to 62,808.36, 86,671.46 and 35,951.08

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Solution

The fourth proportional to 62,808.36, 86,671.46 and 35,951.08 is: 49,610.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,808.36 : 86,671.46 = 35,951.08 : x
  2. Step 2: Convert to fraction form
    62,808.36/86,671.46 = 35,951.08/x
  3. Step 3: Cross multiply
    62,808.36x = 86,671.46 × 35,951.08
  4. Step 4: Simplify right side
    62,808.36x = 3,115,932,592.18
  5. Step 5: Solve for x
    x = 3,115,932,592.18/62,808.36
  6. Step 6: Final answer
    x = 49,610.16

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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.