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Finding the Fourth Proportional to 259,568.52, 358,204.52 and 140,336.52

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Solution

The fourth proportional to 259,568.52, 358,204.52 and 140,336.52 is: 193,664.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,568.52 : 358,204.52 = 140,336.52 : x
  2. Step 2: Convert to fraction form
    259,568.52/358,204.52 = 140,336.52/x
  3. Step 3: Cross multiply
    259,568.52x = 358,204.52 × 140,336.52
  4. Step 4: Simplify right side
    259,568.52x = 50,269,175,785.07
  5. Step 5: Solve for x
    x = 50,269,175,785.07/259,568.52
  6. Step 6: Final answer
    x = 193,664.38

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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.