Home / 152,974.03-211,103.94-84,997.26

Finding the Fourth Proportional to 152,974.03, 211,103.94 and 84,997.26

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Solution

The fourth proportional to 152,974.03, 211,103.94 and 84,997.26 is: 117,296.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,974.03 : 211,103.94 = 84,997.26 : x
  2. Step 2: Convert to fraction form
    152,974.03/211,103.94 = 84,997.26/x
  3. Step 3: Cross multiply
    152,974.03x = 211,103.94 × 84,997.26
  4. Step 4: Simplify right side
    152,974.03x = 17,943,256,475.20
  5. Step 5: Solve for x
    x = 17,943,256,475.20/152,974.03
  6. Step 6: Final answer
    x = 117,296.10

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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.