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Finding the Fourth Proportional to 267,069.92, 400,603.64 and 109,298.39

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Solution

The fourth proportional to 267,069.92, 400,603.64 and 109,298.39 is: 163,947.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,069.92 : 400,603.64 = 109,298.39 : x
  2. Step 2: Convert to fraction form
    267,069.92/400,603.64 = 109,298.39/x
  3. Step 3: Cross multiply
    267,069.92x = 400,603.64 × 109,298.39
  4. Step 4: Simplify right side
    267,069.92x = 43,785,330,330.63
  5. Step 5: Solve for x
    x = 43,785,330,330.63/267,069.92
  6. Step 6: Final answer
    x = 163,947.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.