Finding the Fourth Proportional to 121,184.40, 181,703.70 and 62,135.40
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Solution
The fourth proportional to 121,184.40, 181,703.70 and 62,135.40 is: 93,165.72
Step by Step Solution
- Step 1: Write the proportion equation
121,184.40 : 181,703.70 = 62,135.40 : x - Step 2: Convert to fraction form
121,184.40/181,703.70 = 62,135.40/x - Step 3: Cross multiply
121,184.40x = 181,703.70 × 62,135.40 - Step 4: Simplify right side
121,184.40x = 11,290,232,080.98 - Step 5: Solve for x
x = 11,290,232,080.98/121,184.40 - Step 6: Final answer
x = 93,165.72
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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.