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Finding the Fourth Proportional to 62,299.53, 85,978.26 and 35,443.17

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Solution

The fourth proportional to 62,299.53, 85,978.26 and 35,443.17 is: 48,914.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,299.53 : 85,978.26 = 35,443.17 : x
  2. Step 2: Convert to fraction form
    62,299.53/85,978.26 = 35,443.17/x
  3. Step 3: Cross multiply
    62,299.53x = 85,978.26 × 35,443.17
  4. Step 4: Simplify right side
    62,299.53x = 3,047,342,085.48
  5. Step 5: Solve for x
    x = 3,047,342,085.48/62,299.53
  6. Step 6: Final answer
    x = 48,914.37

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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.