Home / 214,087.75-295,307.43-137,706.37

Finding the Fourth Proportional to 214,087.75, 295,307.43 and 137,706.37

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Solution

The fourth proportional to 214,087.75, 295,307.43 and 137,706.37 is: 189,948.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,087.75 : 295,307.43 = 137,706.37 : x
  2. Step 2: Convert to fraction form
    214,087.75/295,307.43 = 137,706.37/x
  3. Step 3: Cross multiply
    214,087.75x = 295,307.43 × 137,706.37
  4. Step 4: Simplify right side
    214,087.75x = 40,665,714,219.33
  5. Step 5: Solve for x
    x = 40,665,714,219.33/214,087.75
  6. Step 6: Final answer
    x = 189,948.81

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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.