Finding the Fourth Proportional to 73,458.08, 101,374.08 and 39,924.08
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Solution
The fourth proportional to 73,458.08, 101,374.08 and 39,924.08 is: 55,096.28
Step by Step Solution
- Step 1: Write the proportion equation
73,458.08 : 101,374.08 = 39,924.08 : x - Step 2: Convert to fraction form
73,458.08/101,374.08 = 39,924.08/x - Step 3: Cross multiply
73,458.08x = 101,374.08 × 39,924.08 - Step 4: Simplify right side
73,458.08x = 4,047,266,879.85 - Step 5: Solve for x
x = 4,047,266,879.85/73,458.08 - Step 6: Final answer
x = 55,096.28
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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.