Finding the Fourth Proportional to 130,251.38, 195,374.93 and 41,503.68
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Solution
The fourth proportional to 130,251.38, 195,374.93 and 41,503.68 is: 62,254.84
Step by Step Solution
- Step 1: Write the proportion equation
130,251.38 : 195,374.93 = 41,503.68 : x - Step 2: Convert to fraction form
130,251.38/195,374.93 = 41,503.68/x - Step 3: Cross multiply
130,251.38x = 195,374.93 × 41,503.68 - Step 4: Simplify right side
130,251.38x = 8,108,778,367.22 - Step 5: Solve for x
x = 8,108,778,367.22/130,251.38 - Step 6: Final answer
x = 62,254.84
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1.5x scale
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.