Home / 271,424.80-406,973.04-121,637.44

Finding the Fourth Proportional to 271,424.80, 406,973.04 and 121,637.44

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Solution

The fourth proportional to 271,424.80, 406,973.04 and 121,637.44 is: 182,382.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,424.80 : 406,973.04 = 121,637.44 : x
  2. Step 2: Convert to fraction form
    271,424.80/406,973.04 = 121,637.44/x
  3. Step 3: Cross multiply
    271,424.80x = 406,973.04 × 121,637.44
  4. Step 4: Simplify right side
    271,424.80x = 49,503,158,734.62
  5. Step 5: Solve for x
    x = 49,503,158,734.62/271,424.80
  6. Step 6: Final answer
    x = 182,382.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.