Finding the Fourth Proportional to 93,881.54, 129,555.99 and 50,861.87
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Solution
The fourth proportional to 93,881.54, 129,555.99 and 50,861.87 is: 70,189.09
Step by Step Solution
- Step 1: Write the proportion equation
93,881.54 : 129,555.99 = 50,861.87 : x - Step 2: Convert to fraction form
93,881.54/129,555.99 = 50,861.87/x - Step 3: Cross multiply
93,881.54x = 129,555.99 × 50,861.87 - Step 4: Simplify right side
93,881.54x = 6,589,459,921.10 - Step 5: Solve for x
x = 6,589,459,921.10/93,881.54 - Step 6: Final answer
x = 70,189.09
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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.