Finding the Fourth Proportional to 147,504.16, 221,046.96 and 113,642.08
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Solution
The fourth proportional to 147,504.16, 221,046.96 and 113,642.08 is: 170,301.88
Step by Step Solution
- Step 1: Write the proportion equation
147,504.16 : 221,046.96 = 113,642.08 : x - Step 2: Convert to fraction form
147,504.16/221,046.96 = 113,642.08/x - Step 3: Cross multiply
147,504.16x = 221,046.96 × 113,642.08 - Step 4: Simplify right side
147,504.16x = 25,120,236,312.08 - Step 5: Solve for x
x = 25,120,236,312.08/147,504.16 - Step 6: Final answer
x = 170,301.88
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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.