Home / 175,522.20-263,369.70-133,387.80

Finding the Fourth Proportional to 175,522.20, 263,369.70 and 133,387.80

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Solution

The fourth proportional to 175,522.20, 263,369.70 and 133,387.80 is: 200,147.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,522.20 : 263,369.70 = 133,387.80 : x
  2. Step 2: Convert to fraction form
    175,522.20/263,369.70 = 133,387.80/x
  3. Step 3: Cross multiply
    175,522.20x = 263,369.70 × 133,387.80
  4. Step 4: Simplify right side
    175,522.20x = 35,130,304,869.66
  5. Step 5: Solve for x
    x = 35,130,304,869.66/175,522.20
  6. Step 6: Final answer
    x = 200,147.36

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1.5x scale

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.