Finding the Fourth Proportional to 175,032.99, 262,563.30 and 86,238.06
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Solution
The fourth proportional to 175,032.99, 262,563.30 and 86,238.06 is: 129,363.90
Step by Step Solution
- Step 1: Write the proportion equation
175,032.99 : 262,563.30 = 86,238.06 : x - Step 2: Convert to fraction form
175,032.99/262,563.30 = 86,238.06/x - Step 3: Cross multiply
175,032.99x = 262,563.30 × 86,238.06 - Step 4: Simplify right side
175,032.99x = 22,642,949,619.20 - Step 5: Solve for x
x = 22,642,949,619.20/175,032.99 - Step 6: Final answer
x = 129,363.90
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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.