Finding the Fourth Proportional to 88,280.01, 121,823.87 and 50,043.09
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Solution
The fourth proportional to 88,280.01, 121,823.87 and 50,043.09 is: 69,058.03
Step by Step Solution
- Step 1: Write the proportion equation
88,280.01 : 121,823.87 = 50,043.09 : x - Step 2: Convert to fraction form
88,280.01/121,823.87 = 50,043.09/x - Step 3: Cross multiply
88,280.01x = 121,823.87 × 50,043.09 - Step 4: Simplify right side
88,280.01x = 6,096,442,890.56 - Step 5: Solve for x
x = 6,096,442,890.56/88,280.01 - Step 6: Final answer
x = 69,058.03
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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.