Home / 187,887.26-259,284.42-103,004.92

Finding the Fourth Proportional to 187,887.26, 259,284.42 and 103,004.92

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Solution

The fourth proportional to 187,887.26, 259,284.42 and 103,004.92 is: 142,146.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,887.26 : 259,284.42 = 103,004.92 : x
  2. Step 2: Convert to fraction form
    187,887.26/259,284.42 = 103,004.92/x
  3. Step 3: Cross multiply
    187,887.26x = 259,284.42 × 103,004.92
  4. Step 4: Simplify right side
    187,887.26x = 26,707,570,939.35
  5. Step 5: Solve for x
    x = 26,707,570,939.35/187,887.26
  6. Step 6: Final answer
    x = 142,146.79

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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.