Home / 148,186.26-221,999.94-73,219.14

Finding the Fourth Proportional to 148,186.26, 221,999.94 and 73,219.14

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Solution

The fourth proportional to 148,186.26, 221,999.94 and 73,219.14 is: 109,690.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,186.26 : 221,999.94 = 73,219.14 : x
  2. Step 2: Convert to fraction form
    148,186.26/221,999.94 = 73,219.14/x
  3. Step 3: Cross multiply
    148,186.26x = 221,999.94 × 73,219.14
  4. Step 4: Simplify right side
    148,186.26x = 16,254,644,686.85
  5. Step 5: Solve for x
    x = 16,254,644,686.85/148,186.26
  6. Step 6: Final answer
    x = 109,690.63

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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.