Home / 126,252.03-189,399.92-56,136.81

Finding the Fourth Proportional to 126,252.03, 189,399.92 and 56,136.81

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Solution

The fourth proportional to 126,252.03, 189,399.92 and 56,136.81 is: 84,214.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,252.03 : 189,399.92 = 56,136.81 : x
  2. Step 2: Convert to fraction form
    126,252.03/189,399.92 = 56,136.81/x
  3. Step 3: Cross multiply
    126,252.03x = 189,399.92 × 56,136.81
  4. Step 4: Simplify right side
    126,252.03x = 10,632,307,042.37
  5. Step 5: Solve for x
    x = 10,632,307,042.37/126,252.03
  6. Step 6: Final answer
    x = 84,214.94

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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.