Home / 175,975.20-263,962.80-165,837.60

Finding the Fourth Proportional to 175,975.20, 263,962.80 and 165,837.60

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Solution

The fourth proportional to 175,975.20, 263,962.80 and 165,837.60 is: 248,756.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,975.20 : 263,962.80 = 165,837.60 : x
  2. Step 2: Convert to fraction form
    175,975.20/263,962.80 = 165,837.60/x
  3. Step 3: Cross multiply
    175,975.20x = 263,962.80 × 165,837.60
  4. Step 4: Simplify right side
    175,975.20x = 43,774,957,241.28
  5. Step 5: Solve for x
    x = 43,774,957,241.28/175,975.20
  6. Step 6: Final answer
    x = 248,756.40

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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.