Finding the Fourth Proportional to 84,688.96, 127,033.44 and 22,360.00
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Solution
The fourth proportional to 84,688.96, 127,033.44 and 22,360.00 is: 33,539.99
Step by Step Solution
- Step 1: Write the proportion equation
84,688.96 : 127,033.44 = 22,360.00 : x - Step 2: Convert to fraction form
84,688.96/127,033.44 = 22,360.00/x - Step 3: Cross multiply
84,688.96x = 127,033.44 × 22,360.00 - Step 4: Simplify right side
84,688.96x = 2,840,466,971.43 - Step 5: Solve for x
x = 2,840,466,971.43/84,688.96 - Step 6: Final answer
x = 33,539.99
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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.