Home / 148,485.48-222,728.22-122,110.26

Finding the Fourth Proportional to 148,485.48, 222,728.22 and 122,110.26

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Solution

The fourth proportional to 148,485.48, 222,728.22 and 122,110.26 is: 183,165.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,485.48 : 222,728.22 = 122,110.26 : x
  2. Step 2: Convert to fraction form
    148,485.48/222,728.22 = 122,110.26/x
  3. Step 3: Cross multiply
    148,485.48x = 222,728.22 × 122,110.26
  4. Step 4: Simplify right side
    148,485.48x = 27,197,400,853.54
  5. Step 5: Solve for x
    x = 27,197,400,853.54/148,485.48
  6. Step 6: Final answer
    x = 183,165.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.