Finding the Fourth Proportional to 88,562.74, 122,214.13 and 48,277.29
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Solution
The fourth proportional to 88,562.74, 122,214.13 and 48,277.29 is: 66,621.32
Step by Step Solution
- Step 1: Write the proportion equation
88,562.74 : 122,214.13 = 48,277.29 : x - Step 2: Convert to fraction form
88,562.74/122,214.13 = 48,277.29/x - Step 3: Cross multiply
88,562.74x = 122,214.13 × 48,277.29 - Step 4: Simplify right side
88,562.74x = 5,900,166,996.11 - Step 5: Solve for x
x = 5,900,166,996.11/88,562.74 - Step 6: Final answer
x = 66,621.32
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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.