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Finding the Fourth Proportional to 254,576.77, 351,236.69 and 147,107.59

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Solution

The fourth proportional to 254,576.77, 351,236.69 and 147,107.59 is: 202,962.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,576.77 : 351,236.69 = 147,107.59 : x
  2. Step 2: Convert to fraction form
    254,576.77/351,236.69 = 147,107.59/x
  3. Step 3: Cross multiply
    254,576.77x = 351,236.69 × 147,107.59
  4. Step 4: Simplify right side
    254,576.77x = 51,669,582,249.94
  5. Step 5: Solve for x
    x = 51,669,582,249.94/254,576.77
  6. Step 6: Final answer
    x = 202,962.68

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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.