Finding the Fourth Proportional to 160,325.15, 221,194.99 and 92,340.76
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Solution
The fourth proportional to 160,325.15, 221,194.99 and 92,340.76 is: 127,399.31
Step by Step Solution
- Step 1: Write the proportion equation
160,325.15 : 221,194.99 = 92,340.76 : x - Step 2: Convert to fraction form
160,325.15/221,194.99 = 92,340.76/x - Step 3: Cross multiply
160,325.15x = 221,194.99 × 92,340.76 - Step 4: Simplify right side
160,325.15x = 20,425,313,564.67 - Step 5: Solve for x
x = 20,425,313,564.67/160,325.15 - Step 6: Final answer
x = 127,399.31
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1.5x scale
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.