Finding the Fourth Proportional to 97,757.48, 134,904.84 and 53,045.48
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Solution
The fourth proportional to 97,757.48, 134,904.84 and 53,045.48 is: 73,202.50
Step by Step Solution
- Step 1: Write the proportion equation
97,757.48 : 134,904.84 = 53,045.48 : x - Step 2: Convert to fraction form
97,757.48/134,904.84 = 53,045.48/x - Step 3: Cross multiply
97,757.48x = 134,904.84 × 53,045.48 - Step 4: Simplify right side
97,757.48x = 7,156,091,853.78 - Step 5: Solve for x
x = 7,156,091,853.78/97,757.48 - Step 6: Final answer
x = 73,202.50
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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.