Finding the Fourth Proportional to 252,269.16, 348,124.88 and 137,549.92
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Solution
The fourth proportional to 252,269.16, 348,124.88 and 137,549.92 is: 189,815.31
Step by Step Solution
- Step 1: Write the proportion equation
252,269.16 : 348,124.88 = 137,549.92 : x - Step 2: Convert to fraction form
252,269.16/348,124.88 = 137,549.92/x - Step 3: Cross multiply
252,269.16x = 348,124.88 × 137,549.92 - Step 4: Simplify right side
252,269.16x = 47,884,549,394.01 - Step 5: Solve for x
x = 47,884,549,394.01/252,269.16 - Step 6: Final answer
x = 189,815.31
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.