Finding the Fourth Proportional to 239,566.88, 359,245.12 and 89,702.08
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Solution
The fourth proportional to 239,566.88, 359,245.12 and 89,702.08 is: 134,513.72
Step by Step Solution
- Step 1: Write the proportion equation
239,566.88 : 359,245.12 = 89,702.08 : x - Step 2: Convert to fraction form
239,566.88/359,245.12 = 89,702.08/x - Step 3: Cross multiply
239,566.88x = 359,245.12 × 89,702.08 - Step 4: Simplify right side
239,566.88x = 32,225,033,401.44 - Step 5: Solve for x
x = 32,225,033,401.44/239,566.88 - Step 6: Final answer
x = 134,513.72
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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.