Finding the Fourth Proportional to 149,618.88, 224,270.16 and 65,305.12
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Solution
The fourth proportional to 149,618.88, 224,270.16 and 65,305.12 is: 97,888.65
Step by Step Solution
- Step 1: Write the proportion equation
149,618.88 : 224,270.16 = 65,305.12 : x - Step 2: Convert to fraction form
149,618.88/224,270.16 = 65,305.12/x - Step 3: Cross multiply
149,618.88x = 224,270.16 × 65,305.12 - Step 4: Simplify right side
149,618.88x = 14,645,989,711.22 - Step 5: Solve for x
x = 14,645,989,711.22/149,618.88 - Step 6: Final answer
x = 97,888.65
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.