Finding the Fourth Proportional to 89,077.23, 122,926.62 and 48,791.66
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Solution
The fourth proportional to 89,077.23, 122,926.62 and 48,791.66 is: 67,332.52
Step by Step Solution
- Step 1: Write the proportion equation
89,077.23 : 122,926.62 = 48,791.66 : x - Step 2: Convert to fraction form
89,077.23/122,926.62 = 48,791.66/x - Step 3: Cross multiply
89,077.23x = 122,926.62 × 48,791.66 - Step 4: Simplify right side
89,077.23x = 5,997,793,847.99 - Step 5: Solve for x
x = 5,997,793,847.99/89,077.23 - Step 6: Final answer
x = 67,332.52
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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.