Home / 226,928.31-313,203.06-131,434.98

Finding the Fourth Proportional to 226,928.31, 313,203.06 and 131,434.98

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Solution

The fourth proportional to 226,928.31, 313,203.06 and 131,434.98 is: 181,404.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,928.31 : 313,203.06 = 131,434.98 : x
  2. Step 2: Convert to fraction form
    226,928.31/313,203.06 = 131,434.98/x
  3. Step 3: Cross multiply
    226,928.31x = 313,203.06 × 131,434.98
  4. Step 4: Simplify right side
    226,928.31x = 41,165,837,927.04
  5. Step 5: Solve for x
    x = 41,165,837,927.04/226,928.31
  6. Step 6: Final answer
    x = 181,404.59

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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.