Finding the Fourth Proportional to 145,220.04, 217,641.74 and 65,198.93
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Solution
The fourth proportional to 145,220.04, 217,641.74 and 65,198.93 is: 97,713.84
Step by Step Solution
- Step 1: Write the proportion equation
145,220.04 : 217,641.74 = 65,198.93 : x - Step 2: Convert to fraction form
145,220.04/217,641.74 = 65,198.93/x - Step 3: Cross multiply
145,220.04x = 217,641.74 × 65,198.93 - Step 4: Simplify right side
145,220.04x = 14,190,007,157.13 - Step 5: Solve for x
x = 14,190,007,157.13/145,220.04 - Step 6: Final answer
x = 97,713.84
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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.