Finding the Fourth Proportional to 88,595.42, 122,258.99 and 48,309.97
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Solution
The fourth proportional to 88,595.42, 122,258.99 and 48,309.97 is: 66,666.29
Step by Step Solution
- Step 1: Write the proportion equation
88,595.42 : 122,258.99 = 48,309.97 : x - Step 2: Convert to fraction form
88,595.42/122,258.99 = 48,309.97/x - Step 3: Cross multiply
88,595.42x = 122,258.99 × 48,309.97 - Step 4: Simplify right side
88,595.42x = 5,906,327,911.75 - Step 5: Solve for x
x = 5,906,327,911.75/88,595.42 - Step 6: Final answer
x = 66,666.29
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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.