Home / 126,848.20-190,281.42-43,741

Finding the Fourth Proportional to 126,848.20, 190,281.42 and 43,741

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Solution

The fourth proportional to 126,848.20, 190,281.42 and 43,741 is: 65,614.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,848.20 : 190,281.42 = 43,741 : x
  2. Step 2: Convert to fraction form
    126,848.20/190,281.42 = 43,741/x
  3. Step 3: Cross multiply
    126,848.20x = 190,281.42 × 43,741
  4. Step 4: Simplify right side
    126,848.20x = 8,323,099,592.22
  5. Step 5: Solve for x
    x = 8,323,099,592.22/126,848.20
  6. Step 6: Final answer
    x = 65,614.64

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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.