Finding the Fourth Proportional to 211,688.01, 292,126.97 and 114,892.03
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Solution
The fourth proportional to 211,688.01, 292,126.97 and 114,892.03 is: 158,549.65
Step by Step Solution
- Step 1: Write the proportion equation
211,688.01 : 292,126.97 = 114,892.03 : x - Step 2: Convert to fraction form
211,688.01/292,126.97 = 114,892.03/x - Step 3: Cross multiply
211,688.01x = 292,126.97 × 114,892.03 - Step 4: Simplify right side
211,688.01x = 33,563,060,601.05 - Step 5: Solve for x
x = 33,563,060,601.05/211,688.01 - Step 6: Final answer
x = 158,549.65
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1.5x scale
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.