Home / 165,203.28-247,683.42-52,819.02

Finding the Fourth Proportional to 165,203.28, 247,683.42 and 52,819.02

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Solution

The fourth proportional to 165,203.28, 247,683.42 and 52,819.02 is: 79,189.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,203.28 : 247,683.42 = 52,819.02 : x
  2. Step 2: Convert to fraction form
    165,203.28/247,683.42 = 52,819.02/x
  3. Step 3: Cross multiply
    165,203.28x = 247,683.42 × 52,819.02
  4. Step 4: Simplify right side
    165,203.28x = 13,082,395,514.65
  5. Step 5: Solve for x
    x = 13,082,395,514.65/165,203.28
  6. Step 6: Final answer
    x = 79,189.68

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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.