Finding the Fourth Proportional to 88,700.00, 122,433.15 and 54,719.08
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Solution
The fourth proportional to 88,700.00, 122,433.15 and 54,719.08 is: 75,529.09
Step by Step Solution
- Step 1: Write the proportion equation
88,700.00 : 122,433.15 = 54,719.08 : x - Step 2: Convert to fraction form
88,700.00/122,433.15 = 54,719.08/x - Step 3: Cross multiply
88,700.00x = 122,433.15 × 54,719.08 - Step 4: Simplify right side
88,700.00x = 6,699,429,917.30 - Step 5: Solve for x
x = 6,699,429,917.30/88,700.00 - Step 6: Final answer
x = 75,529.09
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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.