Home / 126,564.12-189,847.80-37,797.30

Finding the Fourth Proportional to 126,564.12, 189,847.80 and 37,797.30

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Solution

The fourth proportional to 126,564.12, 189,847.80 and 37,797.30 is: 56,696.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,564.12 : 189,847.80 = 37,797.30 : x
  2. Step 2: Convert to fraction form
    126,564.12/189,847.80 = 37,797.30/x
  3. Step 3: Cross multiply
    126,564.12x = 189,847.80 × 37,797.30
  4. Step 4: Simplify right side
    126,564.12x = 7,175,734,250.94
  5. Step 5: Solve for x
    x = 7,175,734,250.94/126,564.12
  6. Step 6: Final answer
    x = 56,696.43

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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.