Home / 236,825.17-355,293.61-76,900.59

Finding the Fourth Proportional to 236,825.17, 355,293.61 and 76,900.59

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Solution

The fourth proportional to 236,825.17, 355,293.61 and 76,900.59 is: 115,369.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,825.17 : 355,293.61 = 76,900.59 : x
  2. Step 2: Convert to fraction form
    236,825.17/355,293.61 = 76,900.59/x
  3. Step 3: Cross multiply
    236,825.17x = 355,293.61 × 76,900.59
  4. Step 4: Simplify right side
    236,825.17x = 27,322,288,039.98
  5. Step 5: Solve for x
    x = 27,322,288,039.98/236,825.17
  6. Step 6: Final answer
    x = 115,369.02

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.