Home / 192,070.56-265,057.61-107,187.69

Finding the Fourth Proportional to 192,070.56, 265,057.61 and 107,187.69

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Solution

The fourth proportional to 192,070.56, 265,057.61 and 107,187.69 is: 147,919.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,070.56 : 265,057.61 = 107,187.69 : x
  2. Step 2: Convert to fraction form
    192,070.56/265,057.61 = 107,187.69/x
  3. Step 3: Cross multiply
    192,070.56x = 265,057.61 × 107,187.69
  4. Step 4: Simplify right side
    192,070.56x = 28,410,912,396.88
  5. Step 5: Solve for x
    x = 28,410,912,396.88/192,070.56
  6. Step 6: Final answer
    x = 147,919.14

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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.