Finding the Fourth Proportional to 130,251.42, 195,375.07 and 41,503.65
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Solution
The fourth proportional to 130,251.42, 195,375.07 and 41,503.65 is: 62,254.82
Step by Step Solution
- Step 1: Write the proportion equation
130,251.42 : 195,375.07 = 41,503.65 : x - Step 2: Convert to fraction form
130,251.42/195,375.07 = 41,503.65/x - Step 3: Cross multiply
130,251.42x = 195,375.07 × 41,503.65 - Step 4: Simplify right side
130,251.42x = 8,108,778,942.21 - Step 5: Solve for x
x = 8,108,778,942.21/130,251.42 - Step 6: Final answer
x = 62,254.82
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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.