Finding the Fourth Proportional to 217,448.74, 326,122.62 and 59,689.90
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Solution
The fourth proportional to 217,448.74, 326,122.62 and 59,689.90 is: 89,520.99
Step by Step Solution
- Step 1: Write the proportion equation
217,448.74 : 326,122.62 = 59,689.90 : x - Step 2: Convert to fraction form
217,448.74/326,122.62 = 59,689.90/x - Step 3: Cross multiply
217,448.74x = 326,122.62 × 59,689.90 - Step 4: Simplify right side
217,448.74x = 19,466,226,575.54 - Step 5: Solve for x
x = 19,466,226,575.54/217,448.74 - Step 6: Final answer
x = 89,520.99
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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.