Finding the Fourth Proportional to 219,683.07, 303,175.71 and 124,198.65
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Solution
The fourth proportional to 219,683.07, 303,175.71 and 124,198.65 is: 171,401.53
Step by Step Solution
- Step 1: Write the proportion equation
219,683.07 : 303,175.71 = 124,198.65 : x - Step 2: Convert to fraction form
219,683.07/303,175.71 = 124,198.65/x - Step 3: Cross multiply
219,683.07x = 303,175.71 × 124,198.65 - Step 4: Simplify right side
219,683.07x = 37,654,013,894.79 - Step 5: Solve for x
x = 37,654,013,894.79/219,683.07 - Step 6: Final answer
x = 171,401.53
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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.