Home / 144,492.03-199,389.82-79,067.58

Finding the Fourth Proportional to 144,492.03, 199,389.82 and 79,067.58

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Solution

The fourth proportional to 144,492.03, 199,389.82 and 79,067.58 is: 109,108.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,492.03 : 199,389.82 = 79,067.58 : x
  2. Step 2: Convert to fraction form
    144,492.03/199,389.82 = 79,067.58/x
  3. Step 3: Cross multiply
    144,492.03x = 199,389.82 × 79,067.58
  4. Step 4: Simplify right side
    144,492.03x = 15,765,270,148.70
  5. Step 5: Solve for x
    x = 15,765,270,148.70/144,492.03
  6. Step 6: Final answer
    x = 109,108.24

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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.