Finding the Fourth Proportional to 106,392.44, 146,822.55 and 58,647.50
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Solution
The fourth proportional to 106,392.44, 146,822.55 and 58,647.50 is: 80,934.09
Step by Step Solution
- Step 1: Write the proportion equation
106,392.44 : 146,822.55 = 58,647.50 : x - Step 2: Convert to fraction form
106,392.44/146,822.55 = 58,647.50/x - Step 3: Cross multiply
106,392.44x = 146,822.55 × 58,647.50 - Step 4: Simplify right side
106,392.44x = 8,610,775,501.13 - Step 5: Solve for x
x = 8,610,775,501.13/106,392.44 - Step 6: Final answer
x = 80,934.09
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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.