Home / 219,739.13-303,231.57-124,247.82

Finding the Fourth Proportional to 219,739.13, 303,231.57 and 124,247.82

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Solution

The fourth proportional to 219,739.13, 303,231.57 and 124,247.82 is: 171,457.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,739.13 : 303,231.57 = 124,247.82 : x
  2. Step 2: Convert to fraction form
    219,739.13/303,231.57 = 124,247.82/x
  3. Step 3: Cross multiply
    219,739.13x = 303,231.57 × 124,247.82
  4. Step 4: Simplify right side
    219,739.13x = 37,675,861,527.68
  5. Step 5: Solve for x
    x = 37,675,861,527.68/219,739.13
  6. Step 6: Final answer
    x = 171,457.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.