Finding the Fourth Proportional to 88,726.28, 122,444.12 and 48,441.74
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Solution
The fourth proportional to 88,726.28, 122,444.12 and 48,441.74 is: 66,850.61
Step by Step Solution
- Step 1: Write the proportion equation
88,726.28 : 122,444.12 = 48,441.74 : x - Step 2: Convert to fraction form
88,726.28/122,444.12 = 48,441.74/x - Step 3: Cross multiply
88,726.28x = 122,444.12 × 48,441.74 - Step 4: Simplify right side
88,726.28x = 5,931,405,371.14 - Step 5: Solve for x
x = 5,931,405,371.14/88,726.28 - Step 6: Final answer
x = 66,850.61
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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.