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Finding the Fourth Proportional to 267,858.84, 369,649.77 and 147,011.37

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Solution

The fourth proportional to 267,858.84, 369,649.77 and 147,011.37 is: 202,878.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,858.84 : 369,649.77 = 147,011.37 : x
  2. Step 2: Convert to fraction form
    267,858.84/369,649.77 = 147,011.37/x
  3. Step 3: Cross multiply
    267,858.84x = 369,649.77 × 147,011.37
  4. Step 4: Simplify right side
    267,858.84x = 54,342,719,107.88
  5. Step 5: Solve for x
    x = 54,342,719,107.88/267,858.84
  6. Step 6: Final answer
    x = 202,878.20

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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.