Finding the Fourth Proportional to 88,235.68, 121,767.96 and 50,522.08
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Solution
The fourth proportional to 88,235.68, 121,767.96 and 50,522.08 is: 69,722.03
Step by Step Solution
- Step 1: Write the proportion equation
88,235.68 : 121,767.96 = 50,522.08 : x - Step 2: Convert to fraction form
88,235.68/121,767.96 = 50,522.08/x - Step 3: Cross multiply
88,235.68x = 121,767.96 × 50,522.08 - Step 4: Simplify right side
88,235.68x = 6,151,970,616.56 - Step 5: Solve for x
x = 6,151,970,616.56/88,235.68 - Step 6: Final answer
x = 69,722.03
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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.