Finding the Fourth Proportional to 98,835.80, 148,268.14 and 28,706
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Solution
The fourth proportional to 98,835.80, 148,268.14 and 28,706 is: 43,063.19
Step by Step Solution
- Step 1: Write the proportion equation
98,835.80 : 148,268.14 = 28,706 : x - Step 2: Convert to fraction form
98,835.80/148,268.14 = 28,706/x - Step 3: Cross multiply
98,835.80x = 148,268.14 × 28,706 - Step 4: Simplify right side
98,835.80x = 4,256,185,226.84 - Step 5: Solve for x
x = 4,256,185,226.84/98,835.80 - Step 6: Final answer
x = 43,063.19
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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.