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Finding the Fourth Proportional to 226,055.81, 311,957.02 and 125,453.81

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Solution

The fourth proportional to 226,055.81, 311,957.02 and 125,453.81 is: 173,126.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,055.81 : 311,957.02 = 125,453.81 : x
  2. Step 2: Convert to fraction form
    226,055.81/311,957.02 = 125,453.81/x
  3. Step 3: Cross multiply
    226,055.81x = 311,957.02 × 125,453.81
  4. Step 4: Simplify right side
    226,055.81x = 39,136,197,651.96
  5. Step 5: Solve for x
    x = 39,136,197,651.96/226,055.81
  6. Step 6: Final answer
    x = 173,126.26

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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.