Finding the Fourth Proportional to 178,474.51, 246,292.50 and 101,992.74
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Solution
The fourth proportional to 178,474.51, 246,292.50 and 101,992.74 is: 140,748.65
Step by Step Solution
- Step 1: Write the proportion equation
178,474.51 : 246,292.50 = 101,992.74 : x - Step 2: Convert to fraction form
178,474.51/246,292.50 = 101,992.74/x - Step 3: Cross multiply
178,474.51x = 246,292.50 × 101,992.74 - Step 4: Simplify right side
178,474.51x = 25,120,046,916.45 - Step 5: Solve for x
x = 25,120,046,916.45/178,474.51 - Step 6: Final answer
x = 140,748.65
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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.