Finding the Fourth Proportional to 240,560.54, 331,983.96 and 133,130.60
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Solution
The fourth proportional to 240,560.54, 331,983.96 and 133,130.60 is: 183,725.99
Step by Step Solution
- Step 1: Write the proportion equation
240,560.54 : 331,983.96 = 133,130.60 : x - Step 2: Convert to fraction form
240,560.54/331,983.96 = 133,130.60/x - Step 3: Cross multiply
240,560.54x = 331,983.96 × 133,130.60 - Step 4: Simplify right side
240,560.54x = 44,197,223,785.18 - Step 5: Solve for x
x = 44,197,223,785.18/240,560.54 - Step 6: Final answer
x = 183,725.99
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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.