Finding the Fourth Proportional to 88,074.74, 132,125.88 and 28,896.95
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Solution
The fourth proportional to 88,074.74, 132,125.88 and 28,896.95 is: 43,349.95
Step by Step Solution
- Step 1: Write the proportion equation
88,074.74 : 132,125.88 = 28,896.95 : x - Step 2: Convert to fraction form
88,074.74/132,125.88 = 28,896.95/x - Step 3: Cross multiply
88,074.74x = 132,125.88 × 28,896.95 - Step 4: Simplify right side
88,074.74x = 3,818,035,386.74 - Step 5: Solve for x
x = 3,818,035,386.74/88,074.74 - Step 6: Final answer
x = 43,349.95
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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.