Home / 165,784.46-248,725.20-53,462.42

Finding the Fourth Proportional to 165,784.46, 248,725.20 and 53,462.42

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Solution

The fourth proportional to 165,784.46, 248,725.20 and 53,462.42 is: 80,209.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,784.46 : 248,725.20 = 53,462.42 : x
  2. Step 2: Convert to fraction form
    165,784.46/248,725.20 = 53,462.42/x
  3. Step 3: Cross multiply
    165,784.46x = 248,725.20 × 53,462.42
  4. Step 4: Simplify right side
    165,784.46x = 13,297,451,929.28
  5. Step 5: Solve for x
    x = 13,297,451,929.28/165,784.46
  6. Step 6: Final answer
    x = 80,209.28

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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.