Finding the Fourth Proportional to 96,480.84, 144,742.05 and 29,919.63
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Solution
The fourth proportional to 96,480.84, 144,742.05 and 29,919.63 is: 44,885.89
Step by Step Solution
- Step 1: Write the proportion equation
96,480.84 : 144,742.05 = 29,919.63 : x - Step 2: Convert to fraction form
96,480.84/144,742.05 = 29,919.63/x - Step 3: Cross multiply
96,480.84x = 144,742.05 × 29,919.63 - Step 4: Simplify right side
96,480.84x = 4,330,628,581.44 - Step 5: Solve for x
x = 4,330,628,581.44/96,480.84 - Step 6: Final answer
x = 44,885.89
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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.