Finding the Fourth Proportional to 88,428.04, 132,642.08 and 26,083.96
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Solution
The fourth proportional to 88,428.04, 132,642.08 and 26,083.96 is: 39,125.95
Step by Step Solution
- Step 1: Write the proportion equation
88,428.04 : 132,642.08 = 26,083.96 : x - Step 2: Convert to fraction form
88,428.04/132,642.08 = 26,083.96/x - Step 3: Cross multiply
88,428.04x = 132,642.08 × 26,083.96 - Step 4: Simplify right side
88,428.04x = 3,459,830,709.04 - Step 5: Solve for x
x = 3,459,830,709.04/88,428.04 - Step 6: Final answer
x = 39,125.95
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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.