Home / 226,192.32-312,107.94-130,707.90

Finding the Fourth Proportional to 226,192.32, 312,107.94 and 130,707.90

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Solution

The fourth proportional to 226,192.32, 312,107.94 and 130,707.90 is: 180,355.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,192.32 : 312,107.94 = 130,707.90 : x
  2. Step 2: Convert to fraction form
    226,192.32/312,107.94 = 130,707.90/x
  3. Step 3: Cross multiply
    226,192.32x = 312,107.94 × 130,707.90
  4. Step 4: Simplify right side
    226,192.32x = 40,794,973,410.73
  5. Step 5: Solve for x
    x = 40,794,973,410.73/226,192.32
  6. Step 6: Final answer
    x = 180,355.25

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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.