Finding the Fourth Proportional to 86,177.83, 118,925.11 and 48,452.08
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Solution
The fourth proportional to 86,177.83, 118,925.11 and 48,452.08 is: 66,863.70
Step by Step Solution
- Step 1: Write the proportion equation
86,177.83 : 118,925.11 = 48,452.08 : x - Step 2: Convert to fraction form
86,177.83/118,925.11 = 48,452.08/x - Step 3: Cross multiply
86,177.83x = 118,925.11 × 48,452.08 - Step 4: Simplify right side
86,177.83x = 5,762,168,943.73 - Step 5: Solve for x
x = 5,762,168,943.73/86,177.83 - Step 6: Final answer
x = 66,863.70
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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.