Finding the Fourth Proportional to 124,048.72, 186,048.45 and 35,302.99
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Solution
The fourth proportional to 124,048.72, 186,048.45 and 35,302.99 is: 52,947.48
Step by Step Solution
- Step 1: Write the proportion equation
124,048.72 : 186,048.45 = 35,302.99 : x - Step 2: Convert to fraction form
124,048.72/186,048.45 = 35,302.99/x - Step 3: Cross multiply
124,048.72x = 186,048.45 × 35,302.99 - Step 4: Simplify right side
124,048.72x = 6,568,066,569.87 - Step 5: Solve for x
x = 6,568,066,569.87/124,048.72 - Step 6: Final answer
x = 52,947.48
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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.