Home / 222,961.09-307,941.84-146,820.58

Finding the Fourth Proportional to 222,961.09, 307,941.84 and 146,820.58

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Solution

The fourth proportional to 222,961.09, 307,941.84 and 146,820.58 is: 202,780.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,961.09 : 307,941.84 = 146,820.58 : x
  2. Step 2: Convert to fraction form
    222,961.09/307,941.84 = 146,820.58/x
  3. Step 3: Cross multiply
    222,961.09x = 307,941.84 × 146,820.58
  4. Step 4: Simplify right side
    222,961.09x = 45,212,199,555.07
  5. Step 5: Solve for x
    x = 45,212,199,555.07/222,961.09
  6. Step 6: Final answer
    x = 202,780.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.