Finding the Fourth Proportional to 153,102.19, 229,662.21 and 46,489.62
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Solution
The fourth proportional to 153,102.19, 229,662.21 and 46,489.62 is: 69,737.14
Step by Step Solution
- Step 1: Write the proportion equation
153,102.19 : 229,662.21 = 46,489.62 : x - Step 2: Convert to fraction form
153,102.19/229,662.21 = 46,489.62/x - Step 3: Cross multiply
153,102.19x = 229,662.21 × 46,489.62 - Step 4: Simplify right side
153,102.19x = 10,676,908,871.26 - Step 5: Solve for x
x = 10,676,908,871.26/153,102.19 - Step 6: Final answer
x = 69,737.14
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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.