Finding the Fourth Proportional to 273,955.47, 378,073.49 and 153,096.99
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Solution
The fourth proportional to 273,955.47, 378,073.49 and 153,096.99 is: 211,282.20
Step by Step Solution
- Step 1: Write the proportion equation
273,955.47 : 378,073.49 = 153,096.99 : x - Step 2: Convert to fraction form
273,955.47/378,073.49 = 153,096.99/x - Step 3: Cross multiply
273,955.47x = 378,073.49 × 153,096.99 - Step 4: Simplify right side
273,955.47x = 57,881,913,317.80 - Step 5: Solve for x
x = 57,881,913,317.80/273,955.47 - Step 6: Final answer
x = 211,282.20
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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.