Finding the Fourth Proportional to 205,557.08, 308,368.86 and 63,369.08
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Solution
The fourth proportional to 205,557.08, 308,368.86 and 63,369.08 is: 95,063.87
Step by Step Solution
- Step 1: Write the proportion equation
205,557.08 : 308,368.86 = 63,369.08 : x - Step 2: Convert to fraction form
205,557.08/308,368.86 = 63,369.08/x - Step 3: Cross multiply
205,557.08x = 308,368.86 × 63,369.08 - Step 4: Simplify right side
205,557.08x = 19,541,050,642.00 - Step 5: Solve for x
x = 19,541,050,642.00/205,557.08 - Step 6: Final answer
x = 95,063.87
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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.