Home / 222,851.60-307,533.41-120,876.80

Finding the Fourth Proportional to 222,851.60, 307,533.41 and 120,876.80

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Solution

The fourth proportional to 222,851.60, 307,533.41 and 120,876.80 is: 166,809.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,851.60 : 307,533.41 = 120,876.80 : x
  2. Step 2: Convert to fraction form
    222,851.60/307,533.41 = 120,876.80/x
  3. Step 3: Cross multiply
    222,851.60x = 307,533.41 × 120,876.80
  4. Step 4: Simplify right side
    222,851.60x = 37,173,652,351.84
  5. Step 5: Solve for x
    x = 37,173,652,351.84/222,851.60
  6. Step 6: Final answer
    x = 166,809.00

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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.