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Finding the Fourth Proportional to 228,466.44, 342,689.33 and 59,982.80

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Solution

The fourth proportional to 228,466.44, 342,689.33 and 59,982.80 is: 89,971.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,466.44 : 342,689.33 = 59,982.80 : x
  2. Step 2: Convert to fraction form
    228,466.44/342,689.33 = 59,982.80/x
  3. Step 3: Cross multiply
    228,466.44x = 342,689.33 × 59,982.80
  4. Step 4: Simplify right side
    228,466.44x = 20,555,463,980.03
  5. Step 5: Solve for x
    x = 20,555,463,980.03/228,466.44
  6. Step 6: Final answer
    x = 89,971.48

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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.