Home / 144,466.11-199,373.67-80,824.41

Finding the Fourth Proportional to 144,466.11, 199,373.67 and 80,824.41

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Solution

The fourth proportional to 144,466.11, 199,373.67 and 80,824.41 is: 111,543.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,466.11 : 199,373.67 = 80,824.41 : x
  2. Step 2: Convert to fraction form
    144,466.11/199,373.67 = 80,824.41/x
  3. Step 3: Cross multiply
    144,466.11x = 199,373.67 × 80,824.41
  4. Step 4: Simplify right side
    144,466.11x = 16,114,259,247.28
  5. Step 5: Solve for x
    x = 16,114,259,247.28/144,466.11
  6. Step 6: Final answer
    x = 111,543.53

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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.