Home / 227,450.13-313,779.72-131,901.49

Finding the Fourth Proportional to 227,450.13, 313,779.72 and 131,901.49

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Solution

The fourth proportional to 227,450.13, 313,779.72 and 131,901.49 is: 181,965.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,450.13 : 313,779.72 = 131,901.49 : x
  2. Step 2: Convert to fraction form
    227,450.13/313,779.72 = 131,901.49/x
  3. Step 3: Cross multiply
    227,450.13x = 313,779.72 × 131,901.49
  4. Step 4: Simplify right side
    227,450.13x = 41,388,012,599.78
  5. Step 5: Solve for x
    x = 41,388,012,599.78/227,450.13
  6. Step 6: Final answer
    x = 181,965.22

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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.