Finding the Fourth Proportional to 119,679.03, 179,518.01 and 30,924.99
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Solution
The fourth proportional to 119,679.03, 179,518.01 and 30,924.99 is: 46,387.35
Step by Step Solution
- Step 1: Write the proportion equation
119,679.03 : 179,518.01 = 30,924.99 : x - Step 2: Convert to fraction form
119,679.03/179,518.01 = 30,924.99/x - Step 3: Cross multiply
119,679.03x = 179,518.01 × 30,924.99 - Step 4: Simplify right side
119,679.03x = 5,551,592,509.44 - Step 5: Solve for x
x = 5,551,592,509.44/119,679.03 - Step 6: Final answer
x = 46,387.35
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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.