Finding the Fourth Proportional to 121,069.23, 181,633.02 and 37,963.23
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Solution
The fourth proportional to 121,069.23, 181,633.02 and 37,963.23 is: 56,953.99
Step by Step Solution
- Step 1: Write the proportion equation
121,069.23 : 181,633.02 = 37,963.23 : x - Step 2: Convert to fraction form
121,069.23/181,633.02 = 37,963.23/x - Step 3: Cross multiply
121,069.23x = 181,633.02 × 37,963.23 - Step 4: Simplify right side
121,069.23x = 6,895,376,113.85 - Step 5: Solve for x
x = 6,895,376,113.85/121,069.23 - Step 6: Final answer
x = 56,953.99
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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.