Home / 148,480.90-222,721.35-43,299.87

Finding the Fourth Proportional to 148,480.90, 222,721.35 and 43,299.87

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Solution

The fourth proportional to 148,480.90, 222,721.35 and 43,299.87 is: 64,949.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,480.90 : 222,721.35 = 43,299.87 : x
  2. Step 2: Convert to fraction form
    148,480.90/222,721.35 = 43,299.87/x
  3. Step 3: Cross multiply
    148,480.90x = 222,721.35 × 43,299.87
  4. Step 4: Simplify right side
    148,480.90x = 9,643,804,503.64
  5. Step 5: Solve for x
    x = 9,643,804,503.64/148,480.90
  6. Step 6: Final answer
    x = 64,949.80

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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.