Finding the Fourth Proportional to 88,652.05, 122,349.26 and 54,216.93
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Solution
The fourth proportional to 88,652.05, 122,349.26 and 54,216.93 is: 74,825.12
Step by Step Solution
- Step 1: Write the proportion equation
88,652.05 : 122,349.26 = 54,216.93 : x - Step 2: Convert to fraction form
88,652.05/122,349.26 = 54,216.93/x - Step 3: Cross multiply
88,652.05x = 122,349.26 × 54,216.93 - Step 4: Simplify right side
88,652.05x = 6,633,400,789.90 - Step 5: Solve for x
x = 6,633,400,789.90/88,652.05 - Step 6: Final answer
x = 74,825.12
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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.