Finding the Fourth Proportional to 134,789.84, 202,126.14 and 71,596.10
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Solution
The fourth proportional to 134,789.84, 202,126.14 and 71,596.10 is: 107,363.01
Step by Step Solution
- Step 1: Write the proportion equation
134,789.84 : 202,126.14 = 71,596.10 : x - Step 2: Convert to fraction form
134,789.84/202,126.14 = 71,596.10/x - Step 3: Cross multiply
134,789.84x = 202,126.14 × 71,596.10 - Step 4: Simplify right side
134,789.84x = 14,471,443,332.05 - Step 5: Solve for x
x = 14,471,443,332.05/134,789.84 - Step 6: Final answer
x = 107,363.01
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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.