Finding the Fourth Proportional to 277,631.19, 416,618.13 and 109,121.96
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Solution
The fourth proportional to 277,631.19, 416,618.13 and 109,121.96 is: 163,750.28
Step by Step Solution
- Step 1: Write the proportion equation
277,631.19 : 416,618.13 = 109,121.96 : x - Step 2: Convert to fraction form
277,631.19/416,618.13 = 109,121.96/x - Step 3: Cross multiply
277,631.19x = 416,618.13 × 109,121.96 - Step 4: Simplify right side
277,631.19x = 45,462,184,834.04 - Step 5: Solve for x
x = 45,462,184,834.04/277,631.19 - Step 6: Final answer
x = 163,750.28
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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.