Finding the Fourth Proportional to 67,787.31, 93,552.08 and 37,582.09
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Solution
The fourth proportional to 67,787.31, 93,552.08 and 37,582.09 is: 51,866.38
Step by Step Solution
- Step 1: Write the proportion equation
67,787.31 : 93,552.08 = 37,582.09 : x - Step 2: Convert to fraction form
67,787.31/93,552.08 = 37,582.09/x - Step 3: Cross multiply
67,787.31x = 93,552.08 × 37,582.09 - Step 4: Simplify right side
67,787.31x = 3,515,882,690.25 - Step 5: Solve for x
x = 3,515,882,690.25/67,787.31 - Step 6: Final answer
x = 51,866.38
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1.5x scale
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.