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Finding the Fourth Proportional to 62,652.25, 86,459.16 and 33,971.10

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Solution

The fourth proportional to 62,652.25, 86,459.16 and 33,971.10 is: 46,879.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,652.25 : 86,459.16 = 33,971.10 : x
  2. Step 2: Convert to fraction form
    62,652.25/86,459.16 = 33,971.10/x
  3. Step 3: Cross multiply
    62,652.25x = 86,459.16 × 33,971.10
  4. Step 4: Simplify right side
    62,652.25x = 2,937,112,770.28
  5. Step 5: Solve for x
    x = 2,937,112,770.28/62,652.25
  6. Step 6: Final answer
    x = 46,879.61

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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.