Finding the Fourth Proportional to 88,642.95, 122,330.36 and 48,358.93
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Solution
The fourth proportional to 88,642.95, 122,330.36 and 48,358.93 is: 66,737.00
Step by Step Solution
- Step 1: Write the proportion equation
88,642.95 : 122,330.36 = 48,358.93 : x - Step 2: Convert to fraction form
88,642.95/122,330.36 = 48,358.93/x - Step 3: Cross multiply
88,642.95x = 122,330.36 × 48,358.93 - Step 4: Simplify right side
88,642.95x = 5,915,764,821.49 - Step 5: Solve for x
x = 5,915,764,821.49/88,642.95 - Step 6: Final answer
x = 66,737.00
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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.