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Finding the Fourth Proportional to 109,504.88, 164,257.20 and 26,398.88

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Solution

The fourth proportional to 109,504.88, 164,257.20 and 26,398.88 is: 39,598.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,504.88 : 164,257.20 = 26,398.88 : x
  2. Step 2: Convert to fraction form
    109,504.88/164,257.20 = 26,398.88/x
  3. Step 3: Cross multiply
    109,504.88x = 164,257.20 × 26,398.88
  4. Step 4: Simplify right side
    109,504.88x = 4,336,206,111.94
  5. Step 5: Solve for x
    x = 4,336,206,111.94/109,504.88
  6. Step 6: Final answer
    x = 39,598.29

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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.