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Finding the Fourth Proportional to 267,969.37, 369,783.81 and 159,078.22

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Solution

The fourth proportional to 267,969.37, 369,783.81 and 159,078.22 is: 219,519.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,969.37 : 369,783.81 = 159,078.22 : x
  2. Step 2: Convert to fraction form
    267,969.37/369,783.81 = 159,078.22/x
  3. Step 3: Cross multiply
    267,969.37x = 369,783.81 × 159,078.22
  4. Step 4: Simplify right side
    267,969.37x = 58,824,550,279.62
  5. Step 5: Solve for x
    x = 58,824,550,279.62/267,969.37
  6. Step 6: Final answer
    x = 219,519.68

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1.5x scale

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.