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Finding the Fourth Proportional to 237,645.56, 356,361.82 and 141,628.12

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Solution

The fourth proportional to 237,645.56, 356,361.82 and 141,628.12 is: 212,378.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,645.56 : 356,361.82 = 141,628.12 : x
  2. Step 2: Convert to fraction form
    237,645.56/356,361.82 = 141,628.12/x
  3. Step 3: Cross multiply
    237,645.56x = 356,361.82 × 141,628.12
  4. Step 4: Simplify right side
    237,645.56x = 50,470,854,606.38
  5. Step 5: Solve for x
    x = 50,470,854,606.38/237,645.56
  6. Step 6: Final answer
    x = 212,378.70

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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.