Finding the Fourth Proportional to 106,945.63, 160,576.15 and 59,653.12
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Solution
The fourth proportional to 106,945.63, 160,576.15 and 59,653.12 is: 89,567.65
Step by Step Solution
- Step 1: Write the proportion equation
106,945.63 : 160,576.15 = 59,653.12 : x - Step 2: Convert to fraction form
106,945.63/160,576.15 = 59,653.12/x - Step 3: Cross multiply
106,945.63x = 160,576.15 × 59,653.12 - Step 4: Simplify right side
106,945.63x = 9,578,868,265.48 - Step 5: Solve for x
x = 9,578,868,265.48/106,945.63 - Step 6: Final answer
x = 89,567.65
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1.5x scale
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.