Finding the Fourth Proportional to 71,045.24, 106,492.08 and 53,460.68
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Solution
The fourth proportional to 71,045.24, 106,492.08 and 53,460.68 is: 80,134.00
Step by Step Solution
- Step 1: Write the proportion equation
71,045.24 : 106,492.08 = 53,460.68 : x - Step 2: Convert to fraction form
71,045.24/106,492.08 = 53,460.68/x - Step 3: Cross multiply
71,045.24x = 106,492.08 × 53,460.68 - Step 4: Simplify right side
71,045.24x = 5,693,139,011.41 - Step 5: Solve for x
x = 5,693,139,011.41/71,045.24 - Step 6: Final answer
x = 80,134.00
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.