Finding the Fourth Proportional to 109,518.08, 164,276.76 and 26,412.08
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Solution
The fourth proportional to 109,518.08, 164,276.76 and 26,412.08 is: 39,618.03
Step by Step Solution
- Step 1: Write the proportion equation
109,518.08 : 164,276.76 = 26,412.08 : x - Step 2: Convert to fraction form
109,518.08/164,276.76 = 26,412.08/x - Step 3: Cross multiply
109,518.08x = 164,276.76 × 26,412.08 - Step 4: Simplify right side
109,518.08x = 4,338,890,927.26 - Step 5: Solve for x
x = 4,338,890,927.26/109,518.08 - Step 6: Final answer
x = 39,618.03
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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.