Home / 187,866.24-259,273.38-107,305.80

Finding the Fourth Proportional to 187,866.24, 259,273.38 and 107,305.80

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Solution

The fourth proportional to 187,866.24, 259,273.38 and 107,305.80 is: 148,092.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,866.24 : 259,273.38 = 107,305.80 : x
  2. Step 2: Convert to fraction form
    187,866.24/259,273.38 = 107,305.80/x
  3. Step 3: Cross multiply
    187,866.24x = 259,273.38 × 107,305.80
  4. Step 4: Simplify right side
    187,866.24x = 27,821,537,459.60
  5. Step 5: Solve for x
    x = 27,821,537,459.60/187,866.24
  6. Step 6: Final answer
    x = 148,092.27

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1.5x scale

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.