Finding the Fourth Proportional to 99,700.16, 149,198.93 and 62,277.84
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Solution
The fourth proportional to 99,700.16, 149,198.93 and 62,277.84 is: 93,197.32
Step by Step Solution
- Step 1: Write the proportion equation
99,700.16 : 149,198.93 = 62,277.84 : x - Step 2: Convert to fraction form
99,700.16/149,198.93 = 62,277.84/x - Step 3: Cross multiply
99,700.16x = 149,198.93 × 62,277.84 - Step 4: Simplify right side
99,700.16x = 9,291,786,779.32 - Step 5: Solve for x
x = 9,291,786,779.32/99,700.16 - Step 6: Final answer
x = 93,197.32
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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.