Home / 259,867.62-358,617.32-140,635.62

Finding the Fourth Proportional to 259,867.62, 358,617.32 and 140,635.62

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Solution

The fourth proportional to 259,867.62, 358,617.32 and 140,635.62 is: 194,077.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,867.62 : 358,617.32 = 140,635.62 : x
  2. Step 2: Convert to fraction form
    259,867.62/358,617.32 = 140,635.62/x
  3. Step 3: Cross multiply
    259,867.62x = 358,617.32 × 140,635.62
  4. Step 4: Simplify right side
    259,867.62x = 50,434,369,140.94
  5. Step 5: Solve for x
    x = 50,434,369,140.94/259,867.62
  6. Step 6: Final answer
    x = 194,077.16

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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.