Finding the Fourth Proportional to 114,311.97, 157,750.50 and 63,328.02
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Solution
The fourth proportional to 114,311.97, 157,750.50 and 63,328.02 is: 87,392.66
Step by Step Solution
- Step 1: Write the proportion equation
114,311.97 : 157,750.50 = 63,328.02 : x - Step 2: Convert to fraction form
114,311.97/157,750.50 = 63,328.02/x - Step 3: Cross multiply
114,311.97x = 157,750.50 × 63,328.02 - Step 4: Simplify right side
114,311.97x = 9,990,026,819.01 - Step 5: Solve for x
x = 9,990,026,819.01/114,311.97 - Step 6: Final answer
x = 87,392.66
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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.