Finding the Fourth Proportional to 191,885.24, 264,874.58 and 144,276.84
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Solution
The fourth proportional to 191,885.24, 264,874.58 and 144,276.84 is: 199,156.89
Step by Step Solution
- Step 1: Write the proportion equation
191,885.24 : 264,874.58 = 144,276.84 : x - Step 2: Convert to fraction form
191,885.24/264,874.58 = 144,276.84/x - Step 3: Cross multiply
191,885.24x = 264,874.58 × 144,276.84 - Step 4: Simplify right side
191,885.24x = 38,215,267,398.73 - Step 5: Solve for x
x = 38,215,267,398.73/191,885.24 - Step 6: Final answer
x = 199,156.89
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.