Finding the Fourth Proportional to 114,864.87, 158,490.29 and 67,108.99
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Solution
The fourth proportional to 114,864.87, 158,490.29 and 67,108.99 is: 92,596.84
Step by Step Solution
- Step 1: Write the proportion equation
114,864.87 : 158,490.29 = 67,108.99 : x - Step 2: Convert to fraction form
114,864.87/158,490.29 = 67,108.99/x - Step 3: Cross multiply
114,864.87x = 158,490.29 × 67,108.99 - Step 4: Simplify right side
114,864.87x = 10,636,123,652.59 - Step 5: Solve for x
x = 10,636,123,652.59/114,864.87 - Step 6: Final answer
x = 92,596.84
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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.