Finding the Fourth Proportional to 207,112.08, 310,603.08 and 88,751.76
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Solution
The fourth proportional to 207,112.08, 310,603.08 and 88,751.76 is: 133,099.77
Step by Step Solution
- Step 1: Write the proportion equation
207,112.08 : 310,603.08 = 88,751.76 : x - Step 2: Convert to fraction form
207,112.08/310,603.08 = 88,751.76/x - Step 3: Cross multiply
207,112.08x = 310,603.08 × 88,751.76 - Step 4: Simplify right side
207,112.08x = 27,566,570,011.42 - Step 5: Solve for x
x = 27,566,570,011.42/207,112.08 - Step 6: Final answer
x = 133,099.77
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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.