Home / 215,338.23-297,166.46-119,842.65

Finding the Fourth Proportional to 215,338.23, 297,166.46 and 119,842.65

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Solution

The fourth proportional to 215,338.23, 297,166.46 and 119,842.65 is: 165,382.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,338.23 : 297,166.46 = 119,842.65 : x
  2. Step 2: Convert to fraction form
    215,338.23/297,166.46 = 119,842.65/x
  3. Step 3: Cross multiply
    215,338.23x = 297,166.46 × 119,842.65
  4. Step 4: Simplify right side
    215,338.23x = 35,613,215,458.31
  5. Step 5: Solve for x
    x = 35,613,215,458.31/215,338.23
  6. Step 6: Final answer
    x = 165,382.69

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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.