Home / 126,087.49-189,153.68-41,852.62

Finding the Fourth Proportional to 126,087.49, 189,153.68 and 41,852.62

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Solution

The fourth proportional to 126,087.49, 189,153.68 and 41,852.62 is: 62,786.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,087.49 : 189,153.68 = 41,852.62 : x
  2. Step 2: Convert to fraction form
    126,087.49/189,153.68 = 41,852.62/x
  3. Step 3: Cross multiply
    126,087.49x = 189,153.68 × 41,852.62
  4. Step 4: Simplify right side
    126,087.49x = 7,916,577,090.64
  5. Step 5: Solve for x
    x = 7,916,577,090.64/126,087.49
  6. Step 6: Final answer
    x = 62,786.38

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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.