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Finding the Fourth Proportional to 109,354.44, 164,031.67 and 26,248.44

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Solution

The fourth proportional to 109,354.44, 164,031.67 and 26,248.44 is: 39,372.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,354.44 : 164,031.67 = 26,248.44 : x
  2. Step 2: Convert to fraction form
    109,354.44/164,031.67 = 26,248.44/x
  3. Step 3: Cross multiply
    109,354.44x = 164,031.67 × 26,248.44
  4. Step 4: Simplify right side
    109,354.44x = 4,305,575,382.47
  5. Step 5: Solve for x
    x = 4,305,575,382.47/109,354.44
  6. Step 6: Final answer
    x = 39,372.66

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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.