Finding the Fourth Proportional to 184,423.80, 276,635.70 and 105,691.80
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Solution
The fourth proportional to 184,423.80, 276,635.70 and 105,691.80 is: 158,537.70
Step by Step Solution
- Step 1: Write the proportion equation
184,423.80 : 276,635.70 = 105,691.80 : x - Step 2: Convert to fraction form
184,423.80/276,635.70 = 105,691.80/x - Step 3: Cross multiply
184,423.80x = 276,635.70 × 105,691.80 - Step 4: Simplify right side
184,423.80x = 29,238,125,077.26 - Step 5: Solve for x
x = 29,238,125,077.26/184,423.80 - Step 6: Final answer
x = 158,537.70
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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.