Finding the Fourth Proportional to 149,228.08, 223,820.08 and 54,436.08
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Solution
The fourth proportional to 149,228.08, 223,820.08 and 54,436.08 is: 81,646.08
Step by Step Solution
- Step 1: Write the proportion equation
149,228.08 : 223,820.08 = 54,436.08 : x - Step 2: Convert to fraction form
149,228.08/223,820.08 = 54,436.08/x - Step 3: Cross multiply
149,228.08x = 223,820.08 × 54,436.08 - Step 4: Simplify right side
149,228.08x = 12,183,887,780.49 - Step 5: Solve for x
x = 12,183,887,780.49/149,228.08 - Step 6: Final answer
x = 81,646.08
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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.