Home / 241,968.87-333,942.55-138,611.30

Finding the Fourth Proportional to 241,968.87, 333,942.55 and 138,611.30

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Solution

The fourth proportional to 241,968.87, 333,942.55 and 138,611.30 is: 191,298.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,968.87 : 333,942.55 = 138,611.30 : x
  2. Step 2: Convert to fraction form
    241,968.87/333,942.55 = 138,611.30/x
  3. Step 3: Cross multiply
    241,968.87x = 333,942.55 × 138,611.30
  4. Step 4: Simplify right side
    241,968.87x = 46,288,210,843.00
  5. Step 5: Solve for x
    x = 46,288,210,843.00/241,968.87
  6. Step 6: Final answer
    x = 191,298.21

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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.