Home / 148,643.03-222,936.64-68,677.67

Finding the Fourth Proportional to 148,643.03, 222,936.64 and 68,677.67

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Solution

The fourth proportional to 148,643.03, 222,936.64 and 68,677.67 is: 103,003.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,643.03 : 222,936.64 = 68,677.67 : x
  2. Step 2: Convert to fraction form
    148,643.03/222,936.64 = 68,677.67/x
  3. Step 3: Cross multiply
    148,643.03x = 222,936.64 × 68,677.67
  4. Step 4: Simplify right side
    148,643.03x = 15,310,769,378.48
  5. Step 5: Solve for x
    x = 15,310,769,378.48/148,643.03
  6. Step 6: Final answer
    x = 103,003.61

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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.