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Finding the Fourth Proportional to 79,708.50, 119,582.28 and 23,548.26

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Solution

The fourth proportional to 79,708.50, 119,582.28 and 23,548.26 is: 35,328.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,708.50 : 119,582.28 = 23,548.26 : x
  2. Step 2: Convert to fraction form
    79,708.50/119,582.28 = 23,548.26/x
  3. Step 3: Cross multiply
    79,708.50x = 119,582.28 × 23,548.26
  4. Step 4: Simplify right side
    79,708.50x = 2,815,954,620.83
  5. Step 5: Solve for x
    x = 2,815,954,620.83/79,708.50
  6. Step 6: Final answer
    x = 35,328.16

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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.