Finding the Fourth Proportional to 88,848.13, 122,613.72 and 48,564.60
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Solution
The fourth proportional to 88,848.13, 122,613.72 and 48,564.60 is: 67,020.95
Step by Step Solution
- Step 1: Write the proportion equation
88,848.13 : 122,613.72 = 48,564.60 : x - Step 2: Convert to fraction form
88,848.13/122,613.72 = 48,564.60/x - Step 3: Cross multiply
88,848.13x = 122,613.72 × 48,564.60 - Step 4: Simplify right side
88,848.13x = 5,954,686,023.49 - Step 5: Solve for x
x = 5,954,686,023.49/88,848.13 - Step 6: Final answer
x = 67,020.95
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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.