Finding the Fourth Proportional to 146,129.28, 219,263.28 and 101,219.70
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Solution
The fourth proportional to 146,129.28, 219,263.28 and 101,219.70 is: 151,877.59
Step by Step Solution
- Step 1: Write the proportion equation
146,129.28 : 219,263.28 = 101,219.70 : x - Step 2: Convert to fraction form
146,129.28/219,263.28 = 101,219.70/x - Step 3: Cross multiply
146,129.28x = 219,263.28 × 101,219.70 - Step 4: Simplify right side
146,129.28x = 22,193,763,422.62 - Step 5: Solve for x
x = 22,193,763,422.62/146,129.28 - Step 6: Final answer
x = 151,877.59
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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.