Home / 215,933.26-297,907.56-125,238.36

Finding the Fourth Proportional to 215,933.26, 297,907.56 and 125,238.36

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Solution

The fourth proportional to 215,933.26, 297,907.56 and 125,238.36 is: 172,782.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,933.26 : 297,907.56 = 125,238.36 : x
  2. Step 2: Convert to fraction form
    215,933.26/297,907.56 = 125,238.36/x
  3. Step 3: Cross multiply
    215,933.26x = 297,907.56 × 125,238.36
  4. Step 4: Simplify right side
    215,933.26x = 37,309,454,246.00
  5. Step 5: Solve for x
    x = 37,309,454,246.00/215,933.26
  6. Step 6: Final answer
    x = 172,782.34

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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.