Finding the Fourth Proportional to 146,317.53, 219,460.32 and 99,235.08
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Solution
The fourth proportional to 146,317.53, 219,460.32 and 99,235.08 is: 148,841.79
Step by Step Solution
- Step 1: Write the proportion equation
146,317.53 : 219,460.32 = 99,235.08 : x - Step 2: Convert to fraction form
146,317.53/219,460.32 = 99,235.08/x - Step 3: Cross multiply
146,317.53x = 219,460.32 × 99,235.08 - Step 4: Simplify right side
146,317.53x = 21,778,162,412.03 - Step 5: Solve for x
x = 21,778,162,412.03/146,317.53 - Step 6: Final answer
x = 148,841.79
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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.