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Finding the Fourth Proportional to 62,884.95, 86,755.61 and 35,655.29

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Solution

The fourth proportional to 62,884.95, 86,755.61 and 35,655.29 is: 49,189.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,884.95 : 86,755.61 = 35,655.29 : x
  2. Step 2: Convert to fraction form
    62,884.95/86,755.61 = 35,655.29/x
  3. Step 3: Cross multiply
    62,884.95x = 86,755.61 × 35,655.29
  4. Step 4: Simplify right side
    62,884.95x = 3,093,296,433.68
  5. Step 5: Solve for x
    x = 3,093,296,433.68/62,884.95
  6. Step 6: Final answer
    x = 49,189.77

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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.