Finding the Fourth Proportional to 80,894.20, 121,341.56 and 24,734.08
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Solution
The fourth proportional to 80,894.20, 121,341.56 and 24,734.08 is: 37,101.20
Step by Step Solution
- Step 1: Write the proportion equation
80,894.20 : 121,341.56 = 24,734.08 : x - Step 2: Convert to fraction form
80,894.20/121,341.56 = 24,734.08/x - Step 3: Cross multiply
80,894.20x = 121,341.56 × 24,734.08 - Step 4: Simplify right side
80,894.20x = 3,001,271,852.36 - Step 5: Solve for x
x = 3,001,271,852.36/80,894.20 - Step 6: Final answer
x = 37,101.20
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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.