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Finding the Fourth Proportional to 62,187.63, 85,821.24 and 35,334.69

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Solution

The fourth proportional to 62,187.63, 85,821.24 and 35,334.69 is: 48,763.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,187.63 : 85,821.24 = 35,334.69 : x
  2. Step 2: Convert to fraction form
    62,187.63/85,821.24 = 35,334.69/x
  3. Step 3: Cross multiply
    62,187.63x = 85,821.24 × 35,334.69
  4. Step 4: Simplify right side
    62,187.63x = 3,032,466,481.71
  5. Step 5: Solve for x
    x = 3,032,466,481.71/62,187.63
  6. Step 6: Final answer
    x = 48,763.18

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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.