Home / 126,128.07-189,238.24-58,692.27

Finding the Fourth Proportional to 126,128.07, 189,238.24 and 58,692.27

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Solution

The fourth proportional to 126,128.07, 189,238.24 and 58,692.27 is: 88,059.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,128.07 : 189,238.24 = 58,692.27 : x
  2. Step 2: Convert to fraction form
    126,128.07/189,238.24 = 58,692.27/x
  3. Step 3: Cross multiply
    126,128.07x = 189,238.24 × 58,692.27
  4. Step 4: Simplify right side
    126,128.07x = 11,106,822,659.41
  5. Step 5: Solve for x
    x = 11,106,822,659.41/126,128.07
  6. Step 6: Final answer
    x = 88,059.88

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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.