Finding the Fourth Proportional to 98,608.18, 147,937.14 and 27,530.75
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Solution
The fourth proportional to 98,608.18, 147,937.14 and 27,530.75 is: 41,303.07
Step by Step Solution
- Step 1: Write the proportion equation
98,608.18 : 147,937.14 = 27,530.75 : x - Step 2: Convert to fraction form
98,608.18/147,937.14 = 27,530.75/x - Step 3: Cross multiply
98,608.18x = 147,937.14 × 27,530.75 - Step 4: Simplify right side
98,608.18x = 4,072,820,279.40 - Step 5: Solve for x
x = 4,072,820,279.40/98,608.18 - Step 6: Final answer
x = 41,303.07
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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.