Finding the Fourth Proportional to 88,627.32, 122,306.08 and 48,341.94
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Solution
The fourth proportional to 88,627.32, 122,306.08 and 48,341.94 is: 66,712.09
Step by Step Solution
- Step 1: Write the proportion equation
88,627.32 : 122,306.08 = 48,341.94 : x - Step 2: Convert to fraction form
88,627.32/122,306.08 = 48,341.94/x - Step 3: Cross multiply
88,627.32x = 122,306.08 × 48,341.94 - Step 4: Simplify right side
88,627.32x = 5,912,513,358.81 - Step 5: Solve for x
x = 5,912,513,358.81/88,627.32 - Step 6: Final answer
x = 66,712.09
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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.