Finding the Fourth Proportional to 149,415.68, 224,188.68 and 49,589.12
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Solution
The fourth proportional to 149,415.68, 224,188.68 and 49,589.12 is: 74,405.31
Step by Step Solution
- Step 1: Write the proportion equation
149,415.68 : 224,188.68 = 49,589.12 : x - Step 2: Convert to fraction form
149,415.68/224,188.68 = 49,589.12/x - Step 3: Cross multiply
149,415.68x = 224,188.68 × 49,589.12 - Step 4: Simplify right side
149,415.68x = 11,117,319,355.16 - Step 5: Solve for x
x = 11,117,319,355.16/149,415.68 - Step 6: Final answer
x = 74,405.31
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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.