Finding the Fourth Proportional to 186,594.54, 257,490.74 and 106,010.88
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Solution
The fourth proportional to 186,594.54, 257,490.74 and 106,010.88 is: 146,289.49
Step by Step Solution
- Step 1: Write the proportion equation
186,594.54 : 257,490.74 = 106,010.88 : x - Step 2: Convert to fraction form
186,594.54/257,490.74 = 106,010.88/x - Step 3: Cross multiply
186,594.54x = 257,490.74 × 106,010.88 - Step 4: Simplify right side
186,594.54x = 27,296,819,939.25 - Step 5: Solve for x
x = 27,296,819,939.25/186,594.54 - Step 6: Final answer
x = 146,289.49
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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.