Finding the Fourth Proportional to 75,590.80, 104,329.74 and 50,052.12
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Solution
The fourth proportional to 75,590.80, 104,329.74 and 50,052.12 is: 69,081.48
Step by Step Solution
- Step 1: Write the proportion equation
75,590.80 : 104,329.74 = 50,052.12 : x - Step 2: Convert to fraction form
75,590.80/104,329.74 = 50,052.12/x - Step 3: Cross multiply
75,590.80x = 104,329.74 × 50,052.12 - Step 4: Simplify right side
75,590.80x = 5,221,924,666.05 - Step 5: Solve for x
x = 5,221,924,666.05/75,590.80 - Step 6: Final answer
x = 69,081.48
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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.