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Finding the Fourth Proportional to 79,808.22, 119,714.15 and 23,647.28

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Solution

The fourth proportional to 79,808.22, 119,714.15 and 23,647.28 is: 35,471.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,808.22 : 119,714.15 = 23,647.28 : x
  2. Step 2: Convert to fraction form
    79,808.22/119,714.15 = 23,647.28/x
  3. Step 3: Cross multiply
    79,808.22x = 119,714.15 × 23,647.28
  4. Step 4: Simplify right side
    79,808.22x = 2,830,914,025.01
  5. Step 5: Solve for x
    x = 2,830,914,025.01/79,808.22
  6. Step 6: Final answer
    x = 35,471.46

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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.