Finding the Fourth Proportional to 190,898.06, 263,423.94 and 110,330.79
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Solution
The fourth proportional to 190,898.06, 263,423.94 and 110,330.79 is: 152,247.60
Step by Step Solution
- Step 1: Write the proportion equation
190,898.06 : 263,423.94 = 110,330.79 : x - Step 2: Convert to fraction form
190,898.06/263,423.94 = 110,330.79/x - Step 3: Cross multiply
190,898.06x = 263,423.94 × 110,330.79 - Step 4: Simplify right side
190,898.06x = 29,063,771,405.11 - Step 5: Solve for x
x = 29,063,771,405.11/190,898.06 - Step 6: Final answer
x = 152,247.60
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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.