Home / 215,336.67-297,158.38-119,841.31

Finding the Fourth Proportional to 215,336.67, 297,158.38 and 119,841.31

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Solution

The fourth proportional to 215,336.67, 297,158.38 and 119,841.31 is: 165,377.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,336.67 : 297,158.38 = 119,841.31 : x
  2. Step 2: Convert to fraction form
    215,336.67/297,158.38 = 119,841.31/x
  3. Step 3: Cross multiply
    215,336.67x = 297,158.38 × 119,841.31
  4. Step 4: Simplify right side
    215,336.67x = 35,611,849,536.68
  5. Step 5: Solve for x
    x = 35,611,849,536.68/215,336.67
  6. Step 6: Final answer
    x = 165,377.54

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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.