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Finding the Fourth Proportional to 109,355.94, 164,033.92 and 26,249.94

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Solution

The fourth proportional to 109,355.94, 164,033.92 and 26,249.94 is: 39,374.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,355.94 : 164,033.92 = 26,249.94 : x
  2. Step 2: Convert to fraction form
    109,355.94/164,033.92 = 26,249.94/x
  3. Step 3: Cross multiply
    109,355.94x = 164,033.92 × 26,249.94
  4. Step 4: Simplify right side
    109,355.94x = 4,305,880,492.34
  5. Step 5: Solve for x
    x = 4,305,880,492.34/109,355.94
  6. Step 6: Final answer
    x = 39,374.91

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1.5x scale

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.