Home / 250,904.10-346,252.80-142,008.43

Finding the Fourth Proportional to 250,904.10, 346,252.80 and 142,008.43

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Solution

The fourth proportional to 250,904.10, 346,252.80 and 142,008.43 is: 195,974.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,904.10 : 346,252.80 = 142,008.43 : x
  2. Step 2: Convert to fraction form
    250,904.10/346,252.80 = 142,008.43/x
  3. Step 3: Cross multiply
    250,904.10x = 346,252.80 × 142,008.43
  4. Step 4: Simplify right side
    250,904.10x = 49,170,816,511.10
  5. Step 5: Solve for x
    x = 49,170,816,511.10/250,904.10
  6. Step 6: Final answer
    x = 195,974.54

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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.