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Finding the Fourth Proportional to 144,643.65, 199,620.57 and 84,233.23

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Solution

The fourth proportional to 144,643.65, 199,620.57 and 84,233.23 is: 116,249.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,643.65 : 199,620.57 = 84,233.23 : x
  2. Step 2: Convert to fraction form
    144,643.65/199,620.57 = 84,233.23/x
  3. Step 3: Cross multiply
    144,643.65x = 199,620.57 × 84,233.23
  4. Step 4: Simplify right side
    144,643.65x = 16,814,685,385.54
  5. Step 5: Solve for x
    x = 16,814,685,385.54/144,643.65
  6. Step 6: Final answer
    x = 116,249.04

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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.