Finding the Fourth Proportional to 102,121.30, 153,182.04 and 32,006.08
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Solution
The fourth proportional to 102,121.30, 153,182.04 and 32,006.08 is: 48,009.15
Step by Step Solution
- Step 1: Write the proportion equation
102,121.30 : 153,182.04 = 32,006.08 : x - Step 2: Convert to fraction form
102,121.30/153,182.04 = 32,006.08/x - Step 3: Cross multiply
102,121.30x = 153,182.04 × 32,006.08 - Step 4: Simplify right side
102,121.30x = 4,902,756,626.80 - Step 5: Solve for x
x = 4,902,756,626.80/102,121.30 - Step 6: Final answer
x = 48,009.15
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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.