Finding the Fourth Proportional to 92,548.17, 138,821.04 and 22,428.09
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Solution
The fourth proportional to 92,548.17, 138,821.04 and 22,428.09 is: 33,641.84
Step by Step Solution
- Step 1: Write the proportion equation
92,548.17 : 138,821.04 = 22,428.09 : x - Step 2: Convert to fraction form
92,548.17/138,821.04 = 22,428.09/x - Step 3: Cross multiply
92,548.17x = 138,821.04 × 22,428.09 - Step 4: Simplify right side
92,548.17x = 3,113,490,779.01 - Step 5: Solve for x
x = 3,113,490,779.01/92,548.17 - Step 6: Final answer
x = 33,641.84
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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.