Finding the Fourth Proportional to 219,378.66, 329,067.99 and 53,166.66
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Solution
The fourth proportional to 219,378.66, 329,067.99 and 53,166.66 is: 79,749.99
Step by Step Solution
- Step 1: Write the proportion equation
219,378.66 : 329,067.99 = 53,166.66 : x - Step 2: Convert to fraction form
219,378.66/329,067.99 = 53,166.66/x - Step 3: Cross multiply
219,378.66x = 329,067.99 × 53,166.66 - Step 4: Simplify right side
219,378.66x = 17,495,444,707.21 - Step 5: Solve for x
x = 17,495,444,707.21/219,378.66 - Step 6: Final answer
x = 79,749.99
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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.