Finding the Fourth Proportional to 268,750.08, 403,162.17 and 91,209.42
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Solution
The fourth proportional to 268,750.08, 403,162.17 and 91,209.42 is: 136,826.70
Step by Step Solution
- Step 1: Write the proportion equation
268,750.08 : 403,162.17 = 91,209.42 : x - Step 2: Convert to fraction form
268,750.08/403,162.17 = 91,209.42/x - Step 3: Cross multiply
268,750.08x = 403,162.17 × 91,209.42 - Step 4: Simplify right side
268,750.08x = 36,772,187,691.64 - Step 5: Solve for x
x = 36,772,187,691.64/268,750.08 - Step 6: Final answer
x = 136,826.70
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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.