Finding the Fourth Proportional to 73,815.62, 110,556.95 and 34,289.55
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Solution
The fourth proportional to 73,815.62, 110,556.95 and 34,289.55 is: 51,356.99
Step by Step Solution
- Step 1: Write the proportion equation
73,815.62 : 110,556.95 = 34,289.55 : x - Step 2: Convert to fraction form
73,815.62/110,556.95 = 34,289.55/x - Step 3: Cross multiply
73,815.62x = 110,556.95 × 34,289.55 - Step 4: Simplify right side
73,815.62x = 3,790,947,893.42 - Step 5: Solve for x
x = 3,790,947,893.42/73,815.62 - Step 6: Final answer
x = 51,356.99
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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.