Home / 215,450.32-297,323.49-119,959.06

Finding the Fourth Proportional to 215,450.32, 297,323.49 and 119,959.06

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Solution

The fourth proportional to 215,450.32, 297,323.49 and 119,959.06 is: 165,544.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,450.32 : 297,323.49 = 119,959.06 : x
  2. Step 2: Convert to fraction form
    215,450.32/297,323.49 = 119,959.06/x
  3. Step 3: Cross multiply
    215,450.32x = 297,323.49 × 119,959.06
  4. Step 4: Simplify right side
    215,450.32x = 35,666,646,376.32
  5. Step 5: Solve for x
    x = 35,666,646,376.32/215,450.32
  6. Step 6: Final answer
    x = 165,544.64

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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.