Finding the Fourth Proportional to 153,951.30, 230,894.55 and 65,207.70
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Solution
The fourth proportional to 153,951.30, 230,894.55 and 65,207.70 is: 97,797.83
Step by Step Solution
- Step 1: Write the proportion equation
153,951.30 : 230,894.55 = 65,207.70 : x - Step 2: Convert to fraction form
153,951.30/230,894.55 = 65,207.70/x - Step 3: Cross multiply
153,951.30x = 230,894.55 × 65,207.70 - Step 4: Simplify right side
153,951.30x = 15,056,102,548.04 - Step 5: Solve for x
x = 15,056,102,548.04/153,951.30 - Step 6: Final answer
x = 97,797.83
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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.