Home / 126,869.22-190,303.26-32,100.30

Finding the Fourth Proportional to 126,869.22, 190,303.26 and 32,100.30

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Solution

The fourth proportional to 126,869.22, 190,303.26 and 32,100.30 is: 48,150.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,869.22 : 190,303.26 = 32,100.30 : x
  2. Step 2: Convert to fraction form
    126,869.22/190,303.26 = 32,100.30/x
  3. Step 3: Cross multiply
    126,869.22x = 190,303.26 × 32,100.30
  4. Step 4: Simplify right side
    126,869.22x = 6,108,791,736.98
  5. Step 5: Solve for x
    x = 6,108,791,736.98/126,869.22
  6. Step 6: Final answer
    x = 48,150.31

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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.