Home / 250,124-345,204.08-142,669.44

Finding the Fourth Proportional to 250,124, 345,204.08 and 142,669.44

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Solution

The fourth proportional to 250,124, 345,204.08 and 142,669.44 is: 196,902.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,124 : 345,204.08 = 142,669.44 : x
  2. Step 2: Convert to fraction form
    250,124/345,204.08 = 142,669.44/x
  3. Step 3: Cross multiply
    250,124x = 345,204.08 × 142,669.44
  4. Step 4: Simplify right side
    250,124x = 49,250,072,779.32
  5. Step 5: Solve for x
    x = 49,250,072,779.32/250,124
  6. Step 6: Final answer
    x = 196,902.63

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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.