Finding the Fourth Proportional to 211,689.01, 292,128.35 and 114,893.03
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Solution
The fourth proportional to 211,689.01, 292,128.35 and 114,893.03 is: 158,551.03
Step by Step Solution
- Step 1: Write the proportion equation
211,689.01 : 292,128.35 = 114,893.03 : x - Step 2: Convert to fraction form
211,689.01/292,128.35 = 114,893.03/x - Step 3: Cross multiply
211,689.01x = 292,128.35 × 114,893.03 - Step 4: Simplify right side
211,689.01x = 33,563,511,280.40 - Step 5: Solve for x
x = 33,563,511,280.40/211,689.01 - Step 6: Final answer
x = 158,551.03
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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.