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Finding the Fourth Proportional to 44,361.94, 61,146.54 and 31,445.54

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Solution

The fourth proportional to 44,361.94, 61,146.54 and 31,445.54 is: 43,343.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,361.94 : 61,146.54 = 31,445.54 : x
  2. Step 2: Convert to fraction form
    44,361.94/61,146.54 = 31,445.54/x
  3. Step 3: Cross multiply
    44,361.94x = 61,146.54 × 31,445.54
  4. Step 4: Simplify right side
    44,361.94x = 1,922,785,969.43
  5. Step 5: Solve for x
    x = 1,922,785,969.43/44,361.94
  6. Step 6: Final answer
    x = 43,343.14

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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.