Finding the Fourth Proportional to 96,704.67, 133,448.98 and 53,686.03
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Solution
The fourth proportional to 96,704.67, 133,448.98 and 53,686.03 is: 74,084.80
Step by Step Solution
- Step 1: Write the proportion equation
96,704.67 : 133,448.98 = 53,686.03 : x - Step 2: Convert to fraction form
96,704.67/133,448.98 = 53,686.03/x - Step 3: Cross multiply
96,704.67x = 133,448.98 × 53,686.03 - Step 4: Simplify right side
96,704.67x = 7,164,345,943.75 - Step 5: Solve for x
x = 7,164,345,943.75/96,704.67 - Step 6: Final answer
x = 74,084.80
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.