Finding the Fourth Proportional to 76,108.34, 114,195.18 and 29,394.02
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Solution
The fourth proportional to 76,108.34, 114,195.18 and 29,394.02 is: 44,103.65
Step by Step Solution
- Step 1: Write the proportion equation
76,108.34 : 114,195.18 = 29,394.02 : x - Step 2: Convert to fraction form
76,108.34/114,195.18 = 29,394.02/x - Step 3: Cross multiply
76,108.34x = 114,195.18 × 29,394.02 - Step 4: Simplify right side
76,108.34x = 3,356,655,404.82 - Step 5: Solve for x
x = 3,356,655,404.82/76,108.34 - Step 6: Final answer
x = 44,103.65
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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.