Home / 175,688.32-263,452.80-75,801.60

Finding the Fourth Proportional to 175,688.32, 263,452.80 and 75,801.60

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Solution

The fourth proportional to 175,688.32, 263,452.80 and 75,801.60 is: 113,668.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,688.32 : 263,452.80 = 75,801.60 : x
  2. Step 2: Convert to fraction form
    175,688.32/263,452.80 = 75,801.60/x
  3. Step 3: Cross multiply
    175,688.32x = 263,452.80 × 75,801.60
  4. Step 4: Simplify right side
    175,688.32x = 19,970,143,764.48
  5. Step 5: Solve for x
    x = 19,970,143,764.48/175,688.32
  6. Step 6: Final answer
    x = 113,668.02

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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.