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Finding the Fourth Proportional to 45,722, 63,104.45 and 26,859.12

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Solution

The fourth proportional to 45,722, 63,104.45 and 26,859.12 is: 37,070.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,722 : 63,104.45 = 26,859.12 : x
  2. Step 2: Convert to fraction form
    45,722/63,104.45 = 26,859.12/x
  3. Step 3: Cross multiply
    45,722x = 63,104.45 × 26,859.12
  4. Step 4: Simplify right side
    45,722x = 1,694,929,995.08
  5. Step 5: Solve for x
    x = 1,694,929,995.08/45,722
  6. Step 6: Final answer
    x = 37,070.34

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.