Home / 214,669.50-322,004.28-66,925.50

Finding the Fourth Proportional to 214,669.50, 322,004.28 and 66,925.50

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Solution

The fourth proportional to 214,669.50, 322,004.28 and 66,925.50 is: 100,388.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,669.50 : 322,004.28 = 66,925.50 : x
  2. Step 2: Convert to fraction form
    214,669.50/322,004.28 = 66,925.50/x
  3. Step 3: Cross multiply
    214,669.50x = 322,004.28 × 66,925.50
  4. Step 4: Simplify right side
    214,669.50x = 21,550,297,441.14
  5. Step 5: Solve for x
    x = 21,550,297,441.14/214,669.50
  6. Step 6: Final answer
    x = 100,388.26

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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.