Home / 226,116.42-312,025.05-125,506.50

Finding the Fourth Proportional to 226,116.42, 312,025.05 and 125,506.50

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Solution

The fourth proportional to 226,116.42, 312,025.05 and 125,506.50 is: 173,190.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,116.42 : 312,025.05 = 125,506.50 : x
  2. Step 2: Convert to fraction form
    226,116.42/312,025.05 = 125,506.50/x
  3. Step 3: Cross multiply
    226,116.42x = 312,025.05 × 125,506.50
  4. Step 4: Simplify right side
    226,116.42x = 39,161,171,937.83
  5. Step 5: Solve for x
    x = 39,161,171,937.83/226,116.42
  6. Step 6: Final answer
    x = 173,190.31

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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.