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Finding the Fourth Proportional to 134,156.80, 201,235.20 and 132,083.20

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Solution

The fourth proportional to 134,156.80, 201,235.20 and 132,083.20 is: 198,124.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,156.80 : 201,235.20 = 132,083.20 : x
  2. Step 2: Convert to fraction form
    134,156.80/201,235.20 = 132,083.20/x
  3. Step 3: Cross multiply
    134,156.80x = 201,235.20 × 132,083.20
  4. Step 4: Simplify right side
    134,156.80x = 26,579,789,168.64
  5. Step 5: Solve for x
    x = 26,579,789,168.64/134,156.80
  6. Step 6: Final answer
    x = 198,124.80

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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.