Finding the Fourth Proportional to 115,374.08, 173,337.60 and 73,902.08
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Solution
The fourth proportional to 115,374.08, 173,337.60 and 73,902.08 is: 111,030.22
Step by Step Solution
- Step 1: Write the proportion equation
115,374.08 : 173,337.60 = 73,902.08 : x - Step 2: Convert to fraction form
115,374.08/173,337.60 = 73,902.08/x - Step 3: Cross multiply
115,374.08x = 173,337.60 × 73,902.08 - Step 4: Simplify right side
115,374.08x = 12,810,009,182.21 - Step 5: Solve for x
x = 12,810,009,182.21/115,374.08 - Step 6: Final answer
x = 111,030.22
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.