Finding the Fourth Proportional to 88,605.63, 122,295.69 and 56,334.02
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Solution
The fourth proportional to 88,605.63, 122,295.69 and 56,334.02 is: 77,753.61
Step by Step Solution
- Step 1: Write the proportion equation
88,605.63 : 122,295.69 = 56,334.02 : x - Step 2: Convert to fraction form
88,605.63/122,295.69 = 56,334.02/x - Step 3: Cross multiply
88,605.63x = 122,295.69 × 56,334.02 - Step 4: Simplify right side
88,605.63x = 6,889,407,234.90 - Step 5: Solve for x
x = 6,889,407,234.90/88,605.63 - Step 6: Final answer
x = 77,753.61
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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.