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Finding the Fourth Proportional to 109,714.69, 164,572.05 and 26,608.69

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Solution

The fourth proportional to 109,714.69, 164,572.05 and 26,608.69 is: 39,913.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,714.69 : 164,572.05 = 26,608.69 : x
  2. Step 2: Convert to fraction form
    109,714.69/164,572.05 = 26,608.69/x
  3. Step 3: Cross multiply
    109,714.69x = 164,572.05 × 26,608.69
  4. Step 4: Simplify right side
    109,714.69x = 4,379,046,661.11
  5. Step 5: Solve for x
    x = 4,379,046,661.11/109,714.69
  6. Step 6: Final answer
    x = 39,913.04

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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.