Finding the Fourth Proportional to 88,854.56, 122,618.40 and 48,567.68
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Solution
The fourth proportional to 88,854.56, 122,618.40 and 48,567.68 is: 67,022.91
Step by Step Solution
- Step 1: Write the proportion equation
88,854.56 : 122,618.40 = 48,567.68 : x - Step 2: Convert to fraction form
88,854.56/122,618.40 = 48,567.68/x - Step 3: Cross multiply
88,854.56x = 122,618.40 × 48,567.68 - Step 4: Simplify right side
88,854.56x = 5,955,291,213.31 - Step 5: Solve for x
x = 5,955,291,213.31/88,854.56 - Step 6: Final answer
x = 67,022.91
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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.