Finding the Fourth Proportional to 88,316.01, 121,874.95 and 48,028.91
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Solution
The fourth proportional to 88,316.01, 121,874.95 and 48,028.91 is: 66,279.28
Step by Step Solution
- Step 1: Write the proportion equation
88,316.01 : 121,874.95 = 48,028.91 : x - Step 2: Convert to fraction form
88,316.01/121,874.95 = 48,028.91/x - Step 3: Cross multiply
88,316.01x = 121,874.95 × 48,028.91 - Step 4: Simplify right side
88,316.01x = 5,853,521,189.42 - Step 5: Solve for x
x = 5,853,521,189.42/88,316.01 - Step 6: Final answer
x = 66,279.28
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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.