Finding the Fourth Proportional to 240,073.36, 331,292.29 and 132,641.09
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Solution
The fourth proportional to 240,073.36, 331,292.29 and 132,641.09 is: 183,039.76
Step by Step Solution
- Step 1: Write the proportion equation
240,073.36 : 331,292.29 = 132,641.09 : x - Step 2: Convert to fraction form
240,073.36/331,292.29 = 132,641.09/x - Step 3: Cross multiply
240,073.36x = 331,292.29 × 132,641.09 - Step 4: Simplify right side
240,073.36x = 43,942,970,454.20 - Step 5: Solve for x
x = 43,942,970,454.20/240,073.36 - Step 6: Final answer
x = 183,039.76
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.