Finding the Fourth Proportional to 88,671.56, 122,362.92 and 48,384.68
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Solution
The fourth proportional to 88,671.56, 122,362.92 and 48,384.68 is: 66,768.77
Step by Step Solution
- Step 1: Write the proportion equation
88,671.56 : 122,362.92 = 48,384.68 : x - Step 2: Convert to fraction form
88,671.56/122,362.92 = 48,384.68/x - Step 3: Cross multiply
88,671.56x = 122,362.92 × 48,384.68 - Step 4: Simplify right side
88,671.56x = 5,920,490,728.07 - Step 5: Solve for x
x = 5,920,490,728.07/88,671.56 - Step 6: Final answer
x = 66,768.77
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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.