Finding the Fourth Proportional to 156,979.09, 235,468.64 and 44,670.97
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Solution
The fourth proportional to 156,979.09, 235,468.64 and 44,670.97 is: 67,006.46
Step by Step Solution
- Step 1: Write the proportion equation
156,979.09 : 235,468.64 = 44,670.97 : x - Step 2: Convert to fraction form
156,979.09/235,468.64 = 44,670.97/x - Step 3: Cross multiply
156,979.09x = 235,468.64 × 44,670.97 - Step 4: Simplify right side
156,979.09x = 10,518,612,553.38 - Step 5: Solve for x
x = 10,518,612,553.38/156,979.09 - Step 6: Final answer
x = 67,006.46
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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.