Finding the Fourth Proportional to 110,468.75, 152,447.18 and 62,729.58
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Solution
The fourth proportional to 110,468.75, 152,447.18 and 62,729.58 is: 86,566.99
Step by Step Solution
- Step 1: Write the proportion equation
110,468.75 : 152,447.18 = 62,729.58 : x - Step 2: Convert to fraction form
110,468.75/152,447.18 = 62,729.58/x - Step 3: Cross multiply
110,468.75x = 152,447.18 × 62,729.58 - Step 4: Simplify right side
110,468.75x = 9,562,947,573.58 - Step 5: Solve for x
x = 9,562,947,573.58/110,468.75 - Step 6: Final answer
x = 86,566.99
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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.