Home / 148,087.49-222,131.25-42,906.51

Finding the Fourth Proportional to 148,087.49, 222,131.25 and 42,906.51

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Solution

The fourth proportional to 148,087.49, 222,131.25 and 42,906.51 is: 64,359.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,087.49 : 222,131.25 = 42,906.51 : x
  2. Step 2: Convert to fraction form
    148,087.49/222,131.25 = 42,906.51/x
  3. Step 3: Cross multiply
    148,087.49x = 222,131.25 × 42,906.51
  4. Step 4: Simplify right side
    148,087.49x = 9,530,876,699.44
  5. Step 5: Solve for x
    x = 9,530,876,699.44/148,087.49
  6. Step 6: Final answer
    x = 64,359.77

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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.