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Finding the Fourth Proportional to 175,506.80, 263,260.20 and 134,034.80

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Solution

The fourth proportional to 175,506.80, 263,260.20 and 134,034.80 is: 201,052.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,506.80 : 263,260.20 = 134,034.80 : x
  2. Step 2: Convert to fraction form
    175,506.80/263,260.20 = 134,034.80/x
  3. Step 3: Cross multiply
    175,506.80x = 263,260.20 × 134,034.80
  4. Step 4: Simplify right side
    175,506.80x = 35,286,028,254.96
  5. Step 5: Solve for x
    x = 35,286,028,254.96/175,506.80
  6. Step 6: Final answer
    x = 201,052.20

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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.