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Finding the Fourth Proportional to 267,655.44, 369,371.52 and 151,359.60

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Solution

The fourth proportional to 267,655.44, 369,371.52 and 151,359.60 is: 208,880.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,655.44 : 369,371.52 = 151,359.60 : x
  2. Step 2: Convert to fraction form
    267,655.44/369,371.52 = 151,359.60/x
  3. Step 3: Cross multiply
    267,655.44x = 369,371.52 × 151,359.60
  4. Step 4: Simplify right side
    267,655.44x = 55,907,925,518.59
  5. Step 5: Solve for x
    x = 55,907,925,518.59/267,655.44
  6. Step 6: Final answer
    x = 208,880.21

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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.