Finding the Fourth Proportional to 219,173.29, 328,727.06 and 69,394.17
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Solution
The fourth proportional to 219,173.29, 328,727.06 and 69,394.17 is: 104,080.84
Step by Step Solution
- Step 1: Write the proportion equation
219,173.29 : 328,727.06 = 69,394.17 : x - Step 2: Convert to fraction form
219,173.29/328,727.06 = 69,394.17/x - Step 3: Cross multiply
219,173.29x = 328,727.06 × 69,394.17 - Step 4: Simplify right side
219,173.29x = 22,811,740,782.13 - Step 5: Solve for x
x = 22,811,740,782.13/219,173.29 - Step 6: Final answer
x = 104,080.84
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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.