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Finding the Fourth Proportional to 144,855.44, 199,900.95 and 80,329.22

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Solution

The fourth proportional to 144,855.44, 199,900.95 and 80,329.22 is: 110,854.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,855.44 : 199,900.95 = 80,329.22 : x
  2. Step 2: Convert to fraction form
    144,855.44/199,900.95 = 80,329.22/x
  3. Step 3: Cross multiply
    144,855.44x = 199,900.95 × 80,329.22
  4. Step 4: Simplify right side
    144,855.44x = 16,057,885,989.61
  5. Step 5: Solve for x
    x = 16,057,885,989.61/144,855.44
  6. Step 6: Final answer
    x = 110,854.56

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1.5x scale

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.