Finding the Fourth Proportional to 87,882.93, 121,280.48 and 51,594.66
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Solution
The fourth proportional to 87,882.93, 121,280.48 and 51,594.66 is: 71,201.82
Step by Step Solution
- Step 1: Write the proportion equation
87,882.93 : 121,280.48 = 51,594.66 : x - Step 2: Convert to fraction form
87,882.93/121,280.48 = 51,594.66/x - Step 3: Cross multiply
87,882.93x = 121,280.48 × 51,594.66 - Step 4: Simplify right side
87,882.93x = 6,257,424,872.26 - Step 5: Solve for x
x = 6,257,424,872.26/87,882.93 - Step 6: Final answer
x = 71,201.82
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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.