Finding the Fourth Proportional to 160,312.80, 240,490.98 and 66,796.68
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Solution
The fourth proportional to 160,312.80, 240,490.98 and 66,796.68 is: 100,204.09
Step by Step Solution
- Step 1: Write the proportion equation
160,312.80 : 240,490.98 = 66,796.68 : x - Step 2: Convert to fraction form
160,312.80/240,490.98 = 66,796.68/x - Step 3: Cross multiply
160,312.80x = 240,490.98 × 66,796.68 - Step 4: Simplify right side
160,312.80x = 16,063,999,033.95 - Step 5: Solve for x
x = 16,063,999,033.95/160,312.80 - Step 6: Final answer
x = 100,204.09
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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.