Finding the Fourth Proportional to 98,636.08, 147,719.26 and 62,986.97
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Solution
The fourth proportional to 98,636.08, 147,719.26 and 62,986.97 is: 94,330.48
Step by Step Solution
- Step 1: Write the proportion equation
98,636.08 : 147,719.26 = 62,986.97 : x - Step 2: Convert to fraction form
98,636.08/147,719.26 = 62,986.97/x - Step 3: Cross multiply
98,636.08x = 147,719.26 × 62,986.97 - Step 4: Simplify right side
98,636.08x = 9,304,388,598.04 - Step 5: Solve for x
x = 9,304,388,598.04/98,636.08 - Step 6: Final answer
x = 94,330.48
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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.