Home / 226,089.12-311,991.52-134,212.34

Finding the Fourth Proportional to 226,089.12, 311,991.52 and 134,212.34

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Solution

The fourth proportional to 226,089.12, 311,991.52 and 134,212.34 is: 185,206.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,089.12 : 311,991.52 = 134,212.34 : x
  2. Step 2: Convert to fraction form
    226,089.12/311,991.52 = 134,212.34/x
  3. Step 3: Cross multiply
    226,089.12x = 311,991.52 × 134,212.34
  4. Step 4: Simplify right side
    226,089.12x = 41,873,111,959.36
  5. Step 5: Solve for x
    x = 41,873,111,959.36/226,089.12
  6. Step 6: Final answer
    x = 185,206.22

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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.