Finding the Fourth Proportional to 177,951.16, 245,548.32 and 106,315.96
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Solution
The fourth proportional to 177,951.16, 245,548.32 and 106,315.96 is: 146,701.52
Step by Step Solution
- Step 1: Write the proportion equation
177,951.16 : 245,548.32 = 106,315.96 : x - Step 2: Convert to fraction form
177,951.16/245,548.32 = 106,315.96/x - Step 3: Cross multiply
177,951.16x = 245,548.32 × 106,315.96 - Step 4: Simplify right side
177,951.16x = 26,105,705,367.19 - Step 5: Solve for x
x = 26,105,705,367.19/177,951.16 - Step 6: Final answer
x = 146,701.52
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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.