Finding the Fourth Proportional to 234,116.84, 351,175.28 and 109,545.32
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Solution
The fourth proportional to 234,116.84, 351,175.28 and 109,545.32 is: 164,317.99
Step by Step Solution
- Step 1: Write the proportion equation
234,116.84 : 351,175.28 = 109,545.32 : x - Step 2: Convert to fraction form
234,116.84/351,175.28 = 109,545.32/x - Step 3: Cross multiply
234,116.84x = 351,175.28 × 109,545.32 - Step 4: Simplify right side
234,116.84x = 38,469,608,423.69 - Step 5: Solve for x
x = 38,469,608,423.69/234,116.84 - Step 6: Final answer
x = 164,317.99
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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.