Home / 144,857.04-199,899.20-80,325.92

Finding the Fourth Proportional to 144,857.04, 199,899.20 and 80,325.92

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Solution

The fourth proportional to 144,857.04, 199,899.20 and 80,325.92 is: 110,847.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,857.04 : 199,899.20 = 80,325.92 : x
  2. Step 2: Convert to fraction form
    144,857.04/199,899.20 = 80,325.92/x
  3. Step 3: Cross multiply
    144,857.04x = 199,899.20 × 80,325.92
  4. Step 4: Simplify right side
    144,857.04x = 16,057,087,147.26
  5. Step 5: Solve for x
    x = 16,057,087,147.26/144,857.04
  6. Step 6: Final answer
    x = 110,847.82

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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.