Finding the Fourth Proportional to 219,046.62, 302,284.67 and 118,444.62
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Solution
The fourth proportional to 219,046.62, 302,284.67 and 118,444.62 is: 163,453.75
Step by Step Solution
- Step 1: Write the proportion equation
219,046.62 : 302,284.67 = 118,444.62 : x - Step 2: Convert to fraction form
219,046.62/302,284.67 = 118,444.62/x - Step 3: Cross multiply
219,046.62x = 302,284.67 × 118,444.62 - Step 4: Simplify right side
219,046.62x = 35,803,992,277.75 - Step 5: Solve for x
x = 35,803,992,277.75/219,046.62 - Step 6: Final answer
x = 163,453.75
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.