Finding the Fourth Proportional to 97,658.78, 146,475.21 and 27,543.74
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Solution
The fourth proportional to 97,658.78, 146,475.21 and 27,543.74 is: 41,311.95
Step by Step Solution
- Step 1: Write the proportion equation
97,658.78 : 146,475.21 = 27,543.74 : x - Step 2: Convert to fraction form
97,658.78/146,475.21 = 27,543.74/x - Step 3: Cross multiply
97,658.78x = 146,475.21 × 27,543.74 - Step 4: Simplify right side
97,658.78x = 4,034,475,100.69 - Step 5: Solve for x
x = 4,034,475,100.69/97,658.78 - Step 6: Final answer
x = 41,311.95
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.