Home / 126,166.76-189,179.75-41,881.15

Finding the Fourth Proportional to 126,166.76, 189,179.75 and 41,881.15

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Solution

The fourth proportional to 126,166.76, 189,179.75 and 41,881.15 is: 62,798.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,166.76 : 189,179.75 = 41,881.15 : x
  2. Step 2: Convert to fraction form
    126,166.76/189,179.75 = 41,881.15/x
  3. Step 3: Cross multiply
    126,166.76x = 189,179.75 × 41,881.15
  4. Step 4: Simplify right side
    126,166.76x = 7,923,065,827.89
  5. Step 5: Solve for x
    x = 7,923,065,827.89/126,166.76
  6. Step 6: Final answer
    x = 62,798.36

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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.