Finding the Fourth Proportional to 146,430.44, 219,562.43 and 57,635.81
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Solution
The fourth proportional to 146,430.44, 219,562.43 and 57,635.81 is: 86,420.95
Step by Step Solution
- Step 1: Write the proportion equation
146,430.44 : 219,562.43 = 57,635.81 : x - Step 2: Convert to fraction form
146,430.44/219,562.43 = 57,635.81/x - Step 3: Cross multiply
146,430.44x = 219,562.43 × 57,635.81 - Step 4: Simplify right side
146,430.44x = 12,654,657,112.63 - Step 5: Solve for x
x = 12,654,657,112.63/146,430.44 - Step 6: Final answer
x = 86,420.95
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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.