Finding the Fourth Proportional to 98,495.16, 147,730.29 and 27,423.15
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Solution
The fourth proportional to 98,495.16, 147,730.29 and 27,423.15 is: 41,131.26
Step by Step Solution
- Step 1: Write the proportion equation
98,495.16 : 147,730.29 = 27,423.15 : x - Step 2: Convert to fraction form
98,495.16/147,730.29 = 27,423.15/x - Step 3: Cross multiply
98,495.16x = 147,730.29 × 27,423.15 - Step 4: Simplify right side
98,495.16x = 4,051,229,902.21 - Step 5: Solve for x
x = 4,051,229,902.21/98,495.16 - Step 6: Final answer
x = 41,131.26
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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.