Finding the Fourth Proportional to 97,242.62, 145,888.54 and 27,121.94
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Solution
The fourth proportional to 97,242.62, 145,888.54 and 27,121.94 is: 40,689.77
Step by Step Solution
- Step 1: Write the proportion equation
97,242.62 : 145,888.54 = 27,121.94 : x - Step 2: Convert to fraction form
97,242.62/145,888.54 = 27,121.94/x - Step 3: Cross multiply
97,242.62x = 145,888.54 × 27,121.94 - Step 4: Simplify right side
97,242.62x = 3,956,780,228.57 - Step 5: Solve for x
x = 3,956,780,228.57/97,242.62 - Step 6: Final answer
x = 40,689.77
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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.