Home / 165,774.69-248,710.53-53,452.65

Finding the Fourth Proportional to 165,774.69, 248,710.53 and 53,452.65

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Solution

The fourth proportional to 165,774.69, 248,710.53 and 53,452.65 is: 80,194.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,774.69 : 248,710.53 = 53,452.65 : x
  2. Step 2: Convert to fraction form
    165,774.69/248,710.53 = 53,452.65/x
  3. Step 3: Cross multiply
    165,774.69x = 248,710.53 × 53,452.65
  4. Step 4: Simplify right side
    165,774.69x = 13,294,236,911.40
  5. Step 5: Solve for x
    x = 13,294,236,911.40/165,774.69
  6. Step 6: Final answer
    x = 80,194.61

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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.