Finding the Fourth Proportional to 219,341.20, 329,143.44 and 94,682.08
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Solution
The fourth proportional to 219,341.20, 329,143.44 and 94,682.08 is: 142,079.94
Step by Step Solution
- Step 1: Write the proportion equation
219,341.20 : 329,143.44 = 94,682.08 : x - Step 2: Convert to fraction form
219,341.20/329,143.44 = 94,682.08/x - Step 3: Cross multiply
219,341.20x = 329,143.44 × 94,682.08 - Step 4: Simplify right side
219,341.20x = 31,163,985,517.56 - Step 5: Solve for x
x = 31,163,985,517.56/219,341.20 - Step 6: Final answer
x = 142,079.94
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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.