Finding the Fourth Proportional to 221,315.99, 331,973.28 and 94,874.18
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Solution
The fourth proportional to 221,315.99, 331,973.28 and 94,874.18 is: 142,310.97
Step by Step Solution
- Step 1: Write the proportion equation
221,315.99 : 331,973.28 = 94,874.18 : x - Step 2: Convert to fraction form
221,315.99/331,973.28 = 94,874.18/x - Step 3: Cross multiply
221,315.99x = 331,973.28 × 94,874.18 - Step 4: Simplify right side
221,315.99x = 31,495,692,247.54 - Step 5: Solve for x
x = 31,495,692,247.54/221,315.99 - Step 6: Final answer
x = 142,310.97
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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.