Home / 148,110.80-222,185.40-73,269.20

Finding the Fourth Proportional to 148,110.80, 222,185.40 and 73,269.20

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Solution

The fourth proportional to 148,110.80, 222,185.40 and 73,269.20 is: 109,913.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,110.80 : 222,185.40 = 73,269.20 : x
  2. Step 2: Convert to fraction form
    148,110.80/222,185.40 = 73,269.20/x
  3. Step 3: Cross multiply
    148,110.80x = 222,185.40 × 73,269.20
  4. Step 4: Simplify right side
    148,110.80x = 16,279,346,509.68
  5. Step 5: Solve for x
    x = 16,279,346,509.68/148,110.80
  6. Step 6: Final answer
    x = 109,913.30

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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.