Finding the Fourth Proportional to 149,020.13, 223,530.65 and 36,702.99
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Solution
The fourth proportional to 149,020.13, 223,530.65 and 36,702.99 is: 55,054.60
Step by Step Solution
- Step 1: Write the proportion equation
149,020.13 : 223,530.65 = 36,702.99 : x - Step 2: Convert to fraction form
149,020.13/223,530.65 = 36,702.99/x - Step 3: Cross multiply
149,020.13x = 223,530.65 × 36,702.99 - Step 4: Simplify right side
149,020.13x = 8,204,243,211.64 - Step 5: Solve for x
x = 8,204,243,211.64/149,020.13 - Step 6: Final answer
x = 55,054.60
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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.