Finding the Fourth Proportional to 94,582.36, 130,529.37 and 52,140.70
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Solution
The fourth proportional to 94,582.36, 130,529.37 and 52,140.70 is: 71,957.32
Step by Step Solution
- Step 1: Write the proportion equation
94,582.36 : 130,529.37 = 52,140.70 : x - Step 2: Convert to fraction form
94,582.36/130,529.37 = 52,140.70/x - Step 3: Cross multiply
94,582.36x = 130,529.37 × 52,140.70 - Step 4: Simplify right side
94,582.36x = 6,805,892,722.36 - Step 5: Solve for x
x = 6,805,892,722.36/94,582.36 - Step 6: Final answer
x = 71,957.32
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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.