Finding the Fourth Proportional to 242,919.18, 364,337.37 and 65,386.62
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Solution
The fourth proportional to 242,919.18, 364,337.37 and 65,386.62 is: 98,068.79
Step by Step Solution
- Step 1: Write the proportion equation
242,919.18 : 364,337.37 = 65,386.62 : x - Step 2: Convert to fraction form
242,919.18/364,337.37 = 65,386.62/x - Step 3: Cross multiply
242,919.18x = 364,337.37 × 65,386.62 - Step 4: Simplify right side
242,919.18x = 23,822,789,163.99 - Step 5: Solve for x
x = 23,822,789,163.99/242,919.18 - Step 6: Final answer
x = 98,068.79
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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.