Home / 126,334.58-189,545.07-56,262.74

Finding the Fourth Proportional to 126,334.58, 189,545.07 and 56,262.74

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Solution

The fourth proportional to 126,334.58, 189,545.07 and 56,262.74 is: 84,413.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,334.58 : 189,545.07 = 56,262.74 : x
  2. Step 2: Convert to fraction form
    126,334.58/189,545.07 = 56,262.74/x
  3. Step 3: Cross multiply
    126,334.58x = 189,545.07 × 56,262.74
  4. Step 4: Simplify right side
    126,334.58x = 10,664,324,991.69
  5. Step 5: Solve for x
    x = 10,664,324,991.69/126,334.58
  6. Step 6: Final answer
    x = 84,413.35

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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.