Finding the Fourth Proportional to 102,840.03, 154,279.36 and 46,684.08
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Solution
The fourth proportional to 102,840.03, 154,279.36 and 46,684.08 is: 70,034.89
Step by Step Solution
- Step 1: Write the proportion equation
102,840.03 : 154,279.36 = 46,684.08 : x - Step 2: Convert to fraction form
102,840.03/154,279.36 = 46,684.08/x - Step 3: Cross multiply
102,840.03x = 154,279.36 × 46,684.08 - Step 4: Simplify right side
102,840.03x = 7,202,390,621.49 - Step 5: Solve for x
x = 7,202,390,621.49/102,840.03 - Step 6: Final answer
x = 70,034.89
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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.