Home / 148,355.56-222,466.78-88,412.32

Finding the Fourth Proportional to 148,355.56, 222,466.78 and 88,412.32

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Solution

The fourth proportional to 148,355.56, 222,466.78 and 88,412.32 is: 132,578.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,355.56 : 222,466.78 = 88,412.32 : x
  2. Step 2: Convert to fraction form
    148,355.56/222,466.78 = 88,412.32/x
  3. Step 3: Cross multiply
    148,355.56x = 222,466.78 × 88,412.32
  4. Step 4: Simplify right side
    148,355.56x = 19,668,804,142.73
  5. Step 5: Solve for x
    x = 19,668,804,142.73/148,355.56
  6. Step 6: Final answer
    x = 132,578.81

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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.