Finding the Fourth Proportional to 88,557.79, 122,206.08 and 48,270.67
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Solution
The fourth proportional to 88,557.79, 122,206.08 and 48,270.67 is: 66,611.52
Step by Step Solution
- Step 1: Write the proportion equation
88,557.79 : 122,206.08 = 48,270.67 : x - Step 2: Convert to fraction form
88,557.79/122,206.08 = 48,270.67/x - Step 3: Cross multiply
88,557.79x = 122,206.08 × 48,270.67 - Step 4: Simplify right side
88,557.79x = 5,898,969,359.67 - Step 5: Solve for x
x = 5,898,969,359.67/88,557.79 - Step 6: Final answer
x = 66,611.52
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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.