Finding the Fourth Proportional to 88,374.33, 121,956.03 and 48,088.26
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Solution
The fourth proportional to 88,374.33, 121,956.03 and 48,088.26 is: 66,361.50
Step by Step Solution
- Step 1: Write the proportion equation
88,374.33 : 121,956.03 = 48,088.26 : x - Step 2: Convert to fraction form
88,374.33/121,956.03 = 48,088.26/x - Step 3: Cross multiply
88,374.33x = 121,956.03 × 48,088.26 - Step 4: Simplify right side
88,374.33x = 5,864,653,279.21 - Step 5: Solve for x
x = 5,864,653,279.21/88,374.33 - Step 6: Final answer
x = 66,361.50
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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.