Finding the Fourth Proportional to 97,455.80, 146,183.70 and 47,567.90
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Solution
The fourth proportional to 97,455.80, 146,183.70 and 47,567.90 is: 71,351.85
Step by Step Solution
- Step 1: Write the proportion equation
97,455.80 : 146,183.70 = 47,567.90 : x - Step 2: Convert to fraction form
97,455.80/146,183.70 = 47,567.90/x - Step 3: Cross multiply
97,455.80x = 146,183.70 × 47,567.90 - Step 4: Simplify right side
97,455.80x = 6,953,651,623.23 - Step 5: Solve for x
x = 6,953,651,623.23/97,455.80 - Step 6: Final answer
x = 71,351.85
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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.