Finding the Fourth Proportional to 107,349.64, 148,149.21 and 62,035.95
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Solution
The fourth proportional to 107,349.64, 148,149.21 and 62,035.95 is: 85,613.49
Step by Step Solution
- Step 1: Write the proportion equation
107,349.64 : 148,149.21 = 62,035.95 : x - Step 2: Convert to fraction form
107,349.64/148,149.21 = 62,035.95/x - Step 3: Cross multiply
107,349.64x = 148,149.21 × 62,035.95 - Step 4: Simplify right side
107,349.64x = 9,190,576,984.10 - Step 5: Solve for x
x = 9,190,576,984.10/107,349.64 - Step 6: Final answer
x = 85,613.49
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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.