Finding the Fourth Proportional to 75,594.87, 104,332.40 and 45,396.84
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Solution
The fourth proportional to 75,594.87, 104,332.40 and 45,396.84 is: 62,654.53
Step by Step Solution
- Step 1: Write the proportion equation
75,594.87 : 104,332.40 = 45,396.84 : x - Step 2: Convert to fraction form
75,594.87/104,332.40 = 45,396.84/x - Step 3: Cross multiply
75,594.87x = 104,332.40 × 45,396.84 - Step 4: Simplify right side
75,594.87x = 4,736,361,042.63 - Step 5: Solve for x
x = 4,736,361,042.63/75,594.87 - Step 6: Final answer
x = 62,654.53
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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.