Finding the Fourth Proportional to 177,914.01, 245,497.07 and 106,278.82
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Solution
The fourth proportional to 177,914.01, 245,497.07 and 106,278.82 is: 146,650.28
Step by Step Solution
- Step 1: Write the proportion equation
177,914.01 : 245,497.07 = 106,278.82 : x - Step 2: Convert to fraction form
177,914.01/245,497.07 = 106,278.82/x - Step 3: Cross multiply
177,914.01x = 245,497.07 × 106,278.82 - Step 4: Simplify right side
177,914.01x = 26,091,138,913.06 - Step 5: Solve for x
x = 26,091,138,913.06/177,914.01 - Step 6: Final answer
x = 146,650.28
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1.5x scale
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.