Home / 259,286.07-357,814.77-146,112.87

Finding the Fourth Proportional to 259,286.07, 357,814.77 and 146,112.87

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Solution

The fourth proportional to 259,286.07, 357,814.77 and 146,112.87 is: 201,635.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,286.07 : 357,814.77 = 146,112.87 : x
  2. Step 2: Convert to fraction form
    259,286.07/357,814.77 = 146,112.87/x
  3. Step 3: Cross multiply
    259,286.07x = 357,814.77 × 146,112.87
  4. Step 4: Simplify right side
    259,286.07x = 52,281,342,973.09
  5. Step 5: Solve for x
    x = 52,281,342,973.09/259,286.07
  6. Step 6: Final answer
    x = 201,635.76

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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.