Finding the Fourth Proportional to 97,584.12, 134,666.10 and 52,872.12
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Solution
The fourth proportional to 97,584.12, 134,666.10 and 52,872.12 is: 72,963.53
Step by Step Solution
- Step 1: Write the proportion equation
97,584.12 : 134,666.10 = 52,872.12 : x - Step 2: Convert to fraction form
97,584.12/134,666.10 = 52,872.12/x - Step 3: Cross multiply
97,584.12x = 134,666.10 × 52,872.12 - Step 4: Simplify right side
97,584.12x = 7,120,082,199.13 - Step 5: Solve for x
x = 7,120,082,199.13/97,584.12 - Step 6: Final answer
x = 72,963.53
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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.