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Finding the Fourth Proportional to 62,236.90, 93,354.60 and 43,903.90

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Solution

The fourth proportional to 62,236.90, 93,354.60 and 43,903.90 is: 65,855.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,236.90 : 93,354.60 = 43,903.90 : x
  2. Step 2: Convert to fraction form
    62,236.90/93,354.60 = 43,903.90/x
  3. Step 3: Cross multiply
    62,236.90x = 93,354.60 × 43,903.90
  4. Step 4: Simplify right side
    62,236.90x = 4,098,631,022.94
  5. Step 5: Solve for x
    x = 4,098,631,022.94/62,236.90
  6. Step 6: Final answer
    x = 65,855.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.