Home / 222,361.16-306,733.10-140,664.10

Finding the Fourth Proportional to 222,361.16, 306,733.10 and 140,664.10

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Solution

The fourth proportional to 222,361.16, 306,733.10 and 140,664.10 is: 194,037.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,361.16 : 306,733.10 = 140,664.10 : x
  2. Step 2: Convert to fraction form
    222,361.16/306,733.10 = 140,664.10/x
  3. Step 3: Cross multiply
    222,361.16x = 306,733.10 × 140,664.10
  4. Step 4: Simplify right side
    222,361.16x = 43,146,333,981.56
  5. Step 5: Solve for x
    x = 43,146,333,981.56/222,361.16
  6. Step 6: Final answer
    x = 194,037.19

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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.