Finding the Fourth Proportional to 184,782.96, 255,000.40 and 99,900
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Solution
The fourth proportional to 184,782.96, 255,000.40 and 99,900 is: 137,861.95
Step by Step Solution
- Step 1: Write the proportion equation
184,782.96 : 255,000.40 = 99,900 : x - Step 2: Convert to fraction form
184,782.96/255,000.40 = 99,900/x - Step 3: Cross multiply
184,782.96x = 255,000.40 × 99,900 - Step 4: Simplify right side
184,782.96x = 25,474,539,960 - Step 5: Solve for x
x = 25,474,539,960/184,782.96 - Step 6: Final answer
x = 137,861.95
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.