Home / 226,233.36-312,216.48-125,631.36

Finding the Fourth Proportional to 226,233.36, 312,216.48 and 125,631.36

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Solution

The fourth proportional to 226,233.36, 312,216.48 and 125,631.36 is: 173,379.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,233.36 : 312,216.48 = 125,631.36 : x
  2. Step 2: Convert to fraction form
    226,233.36/312,216.48 = 125,631.36/x
  3. Step 3: Cross multiply
    226,233.36x = 312,216.48 × 125,631.36
  4. Step 4: Simplify right side
    226,233.36x = 39,224,180,996.81
  5. Step 5: Solve for x
    x = 39,224,180,996.81/226,233.36
  6. Step 6: Final answer
    x = 173,379.30

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1.5x scale

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.