Finding the Fourth Proportional to 211,943.17, 317,963.96 and 62,177.41
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Solution
The fourth proportional to 211,943.17, 317,963.96 and 62,177.41 is: 93,280.55
Step by Step Solution
- Step 1: Write the proportion equation
211,943.17 : 317,963.96 = 62,177.41 : x - Step 2: Convert to fraction form
211,943.17/317,963.96 = 62,177.41/x - Step 3: Cross multiply
211,943.17x = 317,963.96 × 62,177.41 - Step 4: Simplify right side
211,943.17x = 19,770,175,506.14 - Step 5: Solve for x
x = 19,770,175,506.14/211,943.17 - Step 6: Final answer
x = 93,280.55
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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.