Finding the Fourth Proportional to 94,664.84, 130,614.18 and 57,861.76
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Solution
The fourth proportional to 94,664.84, 130,614.18 and 57,861.76 is: 79,834.99
Step by Step Solution
- Step 1: Write the proportion equation
94,664.84 : 130,614.18 = 57,861.76 : x - Step 2: Convert to fraction form
94,664.84/130,614.18 = 57,861.76/x - Step 3: Cross multiply
94,664.84x = 130,614.18 × 57,861.76 - Step 4: Simplify right side
94,664.84x = 7,557,566,335.76 - Step 5: Solve for x
x = 7,557,566,335.76/94,664.84 - Step 6: Final answer
x = 79,834.99
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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.