Finding the Fourth Proportional to 211,988.73, 292,549.08 and 116,497.02
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Solution
The fourth proportional to 211,988.73, 292,549.08 and 116,497.02 is: 160,768.43
Step by Step Solution
- Step 1: Write the proportion equation
211,988.73 : 292,549.08 = 116,497.02 : x - Step 2: Convert to fraction form
211,988.73/292,549.08 = 116,497.02/x - Step 3: Cross multiply
211,988.73x = 292,549.08 × 116,497.02 - Step 4: Simplify right side
211,988.73x = 34,081,096,023.74 - Step 5: Solve for x
x = 34,081,096,023.74/211,988.73 - Step 6: Final answer
x = 160,768.43
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.