Home / 126,056.69-189,144.05-62,881.69

Finding the Fourth Proportional to 126,056.69, 189,144.05 and 62,881.69

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Solution

The fourth proportional to 126,056.69, 189,144.05 and 62,881.69 is: 94,351.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,056.69 : 189,144.05 = 62,881.69 : x
  2. Step 2: Convert to fraction form
    126,056.69/189,144.05 = 62,881.69/x
  3. Step 3: Cross multiply
    126,056.69x = 189,144.05 × 62,881.69
  4. Step 4: Simplify right side
    126,056.69x = 11,893,697,517.44
  5. Step 5: Solve for x
    x = 11,893,697,517.44/126,056.69
  6. Step 6: Final answer
    x = 94,351.97

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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.