Finding the Fourth Proportional to 169,062.84, 253,726.74 and 74,358.84
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Solution
The fourth proportional to 169,062.84, 253,726.74 and 74,358.84 is: 111,596.53
Step by Step Solution
- Step 1: Write the proportion equation
169,062.84 : 253,726.74 = 74,358.84 : x - Step 2: Convert to fraction form
169,062.84/253,726.74 = 74,358.84/x - Step 3: Cross multiply
169,062.84x = 253,726.74 × 74,358.84 - Step 4: Simplify right side
169,062.84x = 18,866,826,063.38 - Step 5: Solve for x
x = 18,866,826,063.38/169,062.84 - Step 6: Final answer
x = 111,596.53
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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.