Finding the Fourth Proportional to 107,452.55, 148,297.49 and 62,141.68
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Solution
The fourth proportional to 107,452.55, 148,297.49 and 62,141.68 is: 85,763.02
Step by Step Solution
- Step 1: Write the proportion equation
107,452.55 : 148,297.49 = 62,141.68 : x - Step 2: Convert to fraction form
107,452.55/148,297.49 = 62,141.68/x - Step 3: Cross multiply
107,452.55x = 148,297.49 × 62,141.68 - Step 4: Simplify right side
107,452.55x = 9,215,455,276.08 - Step 5: Solve for x
x = 9,215,455,276.08/107,452.55 - Step 6: Final answer
x = 85,763.02
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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.