Home / 126,133.58-189,200.37-47,226.62

Finding the Fourth Proportional to 126,133.58, 189,200.37 and 47,226.62

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Solution

The fourth proportional to 126,133.58, 189,200.37 and 47,226.62 is: 70,839.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,133.58 : 189,200.37 = 47,226.62 : x
  2. Step 2: Convert to fraction form
    126,133.58/189,200.37 = 47,226.62/x
  3. Step 3: Cross multiply
    126,133.58x = 189,200.37 × 47,226.62
  4. Step 4: Simplify right side
    126,133.58x = 8,935,293,977.85
  5. Step 5: Solve for x
    x = 8,935,293,977.85/126,133.58
  6. Step 6: Final answer
    x = 70,839.93

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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.