Home / 144,629.16-199,448.04-112,786.44

Finding the Fourth Proportional to 144,629.16, 199,448.04 and 112,786.44

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Solution

The fourth proportional to 144,629.16, 199,448.04 and 112,786.44 is: 155,535.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,629.16 : 199,448.04 = 112,786.44 : x
  2. Step 2: Convert to fraction form
    144,629.16/199,448.04 = 112,786.44/x
  3. Step 3: Cross multiply
    144,629.16x = 199,448.04 × 112,786.44
  4. Step 4: Simplify right side
    144,629.16x = 22,495,034,396.58
  5. Step 5: Solve for x
    x = 22,495,034,396.58/144,629.16
  6. Step 6: Final answer
    x = 155,535.95

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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.