Home / 126,957.48-190,462.92-48,069.96

Finding the Fourth Proportional to 126,957.48, 190,462.92 and 48,069.96

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Solution

The fourth proportional to 126,957.48, 190,462.92 and 48,069.96 is: 72,115.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,957.48 : 190,462.92 = 48,069.96 : x
  2. Step 2: Convert to fraction form
    126,957.48/190,462.92 = 48,069.96/x
  3. Step 3: Cross multiply
    126,957.48x = 190,462.92 × 48,069.96
  4. Step 4: Simplify right side
    126,957.48x = 9,155,544,945.88
  5. Step 5: Solve for x
    x = 9,155,544,945.88/126,957.48
  6. Step 6: Final answer
    x = 72,115.05

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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.