Finding the Fourth Proportional to 96,482.84, 144,745.05 and 29,921.63
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Solution
The fourth proportional to 96,482.84, 144,745.05 and 29,921.63 is: 44,888.89
Step by Step Solution
- Step 1: Write the proportion equation
96,482.84 : 144,745.05 = 29,921.63 : x - Step 2: Convert to fraction form
96,482.84/144,745.05 = 29,921.63/x - Step 3: Cross multiply
96,482.84x = 144,745.05 × 29,921.63 - Step 4: Simplify right side
96,482.84x = 4,331,007,830.43 - Step 5: Solve for x
x = 4,331,007,830.43/96,482.84 - Step 6: Final answer
x = 44,888.89
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.