Finding the Fourth Proportional to 76,705.35, 115,063.08 and 24,116.91
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Solution
The fourth proportional to 76,705.35, 115,063.08 and 24,116.91 is: 36,176.95
Step by Step Solution
- Step 1: Write the proportion equation
76,705.35 : 115,063.08 = 24,116.91 : x - Step 2: Convert to fraction form
76,705.35/115,063.08 = 24,116.91/x - Step 3: Cross multiply
76,705.35x = 115,063.08 × 24,116.91 - Step 4: Simplify right side
76,705.35x = 2,774,965,944.68 - Step 5: Solve for x
x = 2,774,965,944.68/76,705.35 - Step 6: Final answer
x = 36,176.95
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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.