Home / 79,144.96-109,220.02-43,334.96

Finding the Fourth Proportional to 79,144.96, 109,220.02 and 43,334.96

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Solution

The fourth proportional to 79,144.96, 109,220.02 and 43,334.96 is: 59,802.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,144.96 : 109,220.02 = 43,334.96 : x
  2. Step 2: Convert to fraction form
    79,144.96/109,220.02 = 43,334.96/x
  3. Step 3: Cross multiply
    79,144.96x = 109,220.02 × 43,334.96
  4. Step 4: Simplify right side
    79,144.96x = 4,733,045,197.90
  5. Step 5: Solve for x
    x = 4,733,045,197.90/79,144.96
  6. Step 6: Final answer
    x = 59,802.23

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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.