Finding the Fourth Proportional to 160,539.36, 240,856.56 and 55,368.96
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Solution
The fourth proportional to 160,539.36, 240,856.56 and 55,368.96 is: 83,069.83
Step by Step Solution
- Step 1: Write the proportion equation
160,539.36 : 240,856.56 = 55,368.96 : x - Step 2: Convert to fraction form
160,539.36/240,856.56 = 55,368.96/x - Step 3: Cross multiply
160,539.36x = 240,856.56 × 55,368.96 - Step 4: Simplify right side
160,539.36x = 13,335,977,236.38 - Step 5: Solve for x
x = 13,335,977,236.38/160,539.36 - Step 6: Final answer
x = 83,069.83
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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.