Finding the Fourth Proportional to 97,147.24, 134,048.34 and 54,704.68
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Solution
The fourth proportional to 97,147.24, 134,048.34 and 54,704.68 is: 75,484.10
Step by Step Solution
- Step 1: Write the proportion equation
97,147.24 : 134,048.34 = 54,704.68 : x - Step 2: Convert to fraction form
97,147.24/134,048.34 = 54,704.68/x - Step 3: Cross multiply
97,147.24x = 134,048.34 × 54,704.68 - Step 4: Simplify right side
97,147.24x = 7,333,071,544.23 - Step 5: Solve for x
x = 7,333,071,544.23/97,147.24 - Step 6: Final answer
x = 75,484.10
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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.