Finding the Fourth Proportional to 222,089.52, 306,483.54 and 120,114.99
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Solution
The fourth proportional to 222,089.52, 306,483.54 and 120,114.99 is: 165,758.69
Step by Step Solution
- Step 1: Write the proportion equation
222,089.52 : 306,483.54 = 120,114.99 : x - Step 2: Convert to fraction form
222,089.52/306,483.54 = 120,114.99/x - Step 3: Cross multiply
222,089.52x = 306,483.54 × 120,114.99 - Step 4: Simplify right side
222,089.52x = 36,813,267,342.26 - Step 5: Solve for x
x = 36,813,267,342.26/222,089.52 - Step 6: Final answer
x = 165,758.69
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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.