Home / 152,975.03-211,105.32-84,998.26

Finding the Fourth Proportional to 152,975.03, 211,105.32 and 84,998.26

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Solution

The fourth proportional to 152,975.03, 211,105.32 and 84,998.26 is: 117,297.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,975.03 : 211,105.32 = 84,998.26 : x
  2. Step 2: Convert to fraction form
    152,975.03/211,105.32 = 84,998.26/x
  3. Step 3: Cross multiply
    152,975.03x = 211,105.32 × 84,998.26
  4. Step 4: Simplify right side
    152,975.03x = 17,943,584,876.74
  5. Step 5: Solve for x
    x = 17,943,584,876.74/152,975.03
  6. Step 6: Final answer
    x = 117,297.48

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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.