Finding the Fourth Proportional to 177,869.52, 245,418.66 and 106,235.28
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Solution
The fourth proportional to 177,869.52, 245,418.66 and 106,235.28 is: 146,580.03
Step by Step Solution
- Step 1: Write the proportion equation
177,869.52 : 245,418.66 = 106,235.28 : x - Step 2: Convert to fraction form
177,869.52/245,418.66 = 106,235.28/x - Step 3: Cross multiply
177,869.52x = 245,418.66 × 106,235.28 - Step 4: Simplify right side
177,869.52x = 26,072,120,062.32 - Step 5: Solve for x
x = 26,072,120,062.32/177,869.52 - Step 6: Final answer
x = 146,580.03
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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.