Finding the Fourth Proportional to 102,474.19, 153,725.66 and 35,899.08
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Solution
The fourth proportional to 102,474.19, 153,725.66 and 35,899.08 is: 53,853.66
Step by Step Solution
- Step 1: Write the proportion equation
102,474.19 : 153,725.66 = 35,899.08 : x - Step 2: Convert to fraction form
102,474.19/153,725.66 = 35,899.08/x - Step 3: Cross multiply
102,474.19x = 153,725.66 × 35,899.08 - Step 4: Simplify right side
102,474.19x = 5,518,609,766.39 - Step 5: Solve for x
x = 5,518,609,766.39/102,474.19 - Step 6: Final answer
x = 53,853.66
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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.