Home / 259,634.58-358,295.57-140,402.58

Finding the Fourth Proportional to 259,634.58, 358,295.57 and 140,402.58

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Solution

The fourth proportional to 259,634.58, 358,295.57 and 140,402.58 is: 193,755.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,634.58 : 358,295.57 = 140,402.58 : x
  2. Step 2: Convert to fraction form
    259,634.58/358,295.57 = 140,402.58/x
  3. Step 3: Cross multiply
    259,634.58x = 358,295.57 × 140,402.58
  4. Step 4: Simplify right side
    259,634.58x = 50,305,622,430.57
  5. Step 5: Solve for x
    x = 50,305,622,430.57/259,634.58
  6. Step 6: Final answer
    x = 193,755.48

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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.