Finding the Fourth Proportional to 227,742.68, 341,643.18 and 87,483.08
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Solution
The fourth proportional to 227,742.68, 341,643.18 and 87,483.08 is: 131,235.82
Step by Step Solution
- Step 1: Write the proportion equation
227,742.68 : 341,643.18 = 87,483.08 : x - Step 2: Convert to fraction form
227,742.68/341,643.18 = 87,483.08/x - Step 3: Cross multiply
227,742.68x = 341,643.18 × 87,483.08 - Step 4: Simplify right side
227,742.68x = 29,887,997,647.39 - Step 5: Solve for x
x = 29,887,997,647.39/227,742.68 - Step 6: Final answer
x = 131,235.82
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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.