Home / 236,850.24-355,260.78-79,065.48

Finding the Fourth Proportional to 236,850.24, 355,260.78 and 79,065.48

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Solution

The fourth proportional to 236,850.24, 355,260.78 and 79,065.48 is: 118,593.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,850.24 : 355,260.78 = 79,065.48 : x
  2. Step 2: Convert to fraction form
    236,850.24/355,260.78 = 79,065.48/x
  3. Step 3: Cross multiply
    236,850.24x = 355,260.78 × 79,065.48
  4. Step 4: Simplify right side
    236,850.24x = 28,088,864,095.87
  5. Step 5: Solve for x
    x = 28,088,864,095.87/236,850.24
  6. Step 6: Final answer
    x = 118,593.35

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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.