Home / 214,868.88-321,860.45-125,852.51

Finding the Fourth Proportional to 214,868.88, 321,860.45 and 125,852.51

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Solution

The fourth proportional to 214,868.88, 321,860.45 and 125,852.51 is: 188,519.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,868.88 : 321,860.45 = 125,852.51 : x
  2. Step 2: Convert to fraction form
    214,868.88/321,860.45 = 125,852.51/x
  3. Step 3: Cross multiply
    214,868.88x = 321,860.45 × 125,852.51
  4. Step 4: Simplify right side
    214,868.88x = 40,506,945,185.34
  5. Step 5: Solve for x
    x = 40,506,945,185.34/214,868.88
  6. Step 6: Final answer
    x = 188,519.37

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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.