Home / 237,087.07-355,556.62-79,278.69

Finding the Fourth Proportional to 237,087.07, 355,556.62 and 79,278.69

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Solution

The fourth proportional to 237,087.07, 355,556.62 and 79,278.69 is: 118,893.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,087.07 : 355,556.62 = 79,278.69 : x
  2. Step 2: Convert to fraction form
    237,087.07/355,556.62 = 79,278.69/x
  3. Step 3: Cross multiply
    237,087.07x = 355,556.62 × 79,278.69
  4. Step 4: Simplify right side
    237,087.07x = 28,188,063,054.43
  5. Step 5: Solve for x
    x = 28,188,063,054.43/237,087.07
  6. Step 6: Final answer
    x = 118,893.30

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1.5x scale

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.