Home / 259,944.69-358,723.71-140,712.69

Finding the Fourth Proportional to 259,944.69, 358,723.71 and 140,712.69

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Solution

The fourth proportional to 259,944.69, 358,723.71 and 140,712.69 is: 194,183.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,944.69 : 358,723.71 = 140,712.69 : x
  2. Step 2: Convert to fraction form
    259,944.69/358,723.71 = 140,712.69/x
  3. Step 3: Cross multiply
    259,944.69x = 358,723.71 × 140,712.69
  4. Step 4: Simplify right side
    259,944.69x = 50,476,977,497.32
  5. Step 5: Solve for x
    x = 50,476,977,497.32/259,944.69
  6. Step 6: Final answer
    x = 194,183.53

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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.