Finding the Fourth Proportional to 105,217.26, 157,874.58 and 46,045.14
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Solution
The fourth proportional to 105,217.26, 157,874.58 and 46,045.14 is: 69,089.02
Step by Step Solution
- Step 1: Write the proportion equation
105,217.26 : 157,874.58 = 46,045.14 : x - Step 2: Convert to fraction form
105,217.26/157,874.58 = 46,045.14/x - Step 3: Cross multiply
105,217.26x = 157,874.58 × 46,045.14 - Step 4: Simplify right side
105,217.26x = 7,269,357,138.54 - Step 5: Solve for x
x = 7,269,357,138.54/105,217.26 - Step 6: Final answer
x = 69,089.02
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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.