Home / 144,336.04-199,175.65-79,801.52

Finding the Fourth Proportional to 144,336.04, 199,175.65 and 79,801.52

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Solution

The fourth proportional to 144,336.04, 199,175.65 and 79,801.52 is: 110,121.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,336.04 : 199,175.65 = 79,801.52 : x
  2. Step 2: Convert to fraction form
    144,336.04/199,175.65 = 79,801.52/x
  3. Step 3: Cross multiply
    144,336.04x = 199,175.65 × 79,801.52
  4. Step 4: Simplify right side
    144,336.04x = 15,894,519,616.99
  5. Step 5: Solve for x
    x = 15,894,519,616.99/144,336.04
  6. Step 6: Final answer
    x = 110,121.63

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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.