Home / 222,522.48-306,918.36-162,111.60

Finding the Fourth Proportional to 222,522.48, 306,918.36 and 162,111.60

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Solution

The fourth proportional to 222,522.48, 306,918.36 and 162,111.60 is: 223,595.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,522.48 : 306,918.36 = 162,111.60 : x
  2. Step 2: Convert to fraction form
    222,522.48/306,918.36 = 162,111.60/x
  3. Step 3: Cross multiply
    222,522.48x = 306,918.36 × 162,111.60
  4. Step 4: Simplify right side
    222,522.48x = 49,755,026,408.98
  5. Step 5: Solve for x
    x = 49,755,026,408.98/222,522.48
  6. Step 6: Final answer
    x = 223,595.51

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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.