Home / 296,975.90-409,821.71-167,912.22

Finding the Fourth Proportional to 296,975.90, 409,821.71 and 167,912.22

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Solution

The fourth proportional to 296,975.90, 409,821.71 and 167,912.22 is: 231,716.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,975.90 : 409,821.71 = 167,912.22 : x
  2. Step 2: Convert to fraction form
    296,975.90/409,821.71 = 167,912.22/x
  3. Step 3: Cross multiply
    296,975.90x = 409,821.71 × 167,912.22
  4. Step 4: Simplify right side
    296,975.90x = 68,814,073,130.30
  5. Step 5: Solve for x
    x = 68,814,073,130.30/296,975.90
  6. Step 6: Final answer
    x = 231,716.02

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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.