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Finding the Fourth Proportional to 134,871.98, 202,243.32 and 63,735.39

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Solution

The fourth proportional to 134,871.98, 202,243.32 and 63,735.39 is: 95,572.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,871.98 : 202,243.32 = 63,735.39 : x
  2. Step 2: Convert to fraction form
    134,871.98/202,243.32 = 63,735.39/x
  3. Step 3: Cross multiply
    134,871.98x = 202,243.32 × 63,735.39
  4. Step 4: Simplify right side
    134,871.98x = 12,890,056,875.09
  5. Step 5: Solve for x
    x = 12,890,056,875.09/134,871.98
  6. Step 6: Final answer
    x = 95,572.54

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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.