Home / 250,582.14-345,805.72-135,860.49

Finding the Fourth Proportional to 250,582.14, 345,805.72 and 135,860.49

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Solution

The fourth proportional to 250,582.14, 345,805.72 and 135,860.49 is: 187,488.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,582.14 : 345,805.72 = 135,860.49 : x
  2. Step 2: Convert to fraction form
    250,582.14/345,805.72 = 135,860.49/x
  3. Step 3: Cross multiply
    250,582.14x = 345,805.72 × 135,860.49
  4. Step 4: Simplify right side
    250,582.14x = 46,981,334,224.35
  5. Step 5: Solve for x
    x = 46,981,334,224.35/250,582.14
  6. Step 6: Final answer
    x = 187,488.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.