Finding the Fourth Proportional to 175,560.74, 242,392.56 and 115,233.92
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Solution
The fourth proportional to 175,560.74, 242,392.56 and 115,233.92 is: 159,100.75
Step by Step Solution
- Step 1: Write the proportion equation
175,560.74 : 242,392.56 = 115,233.92 : x - Step 2: Convert to fraction form
175,560.74/242,392.56 = 115,233.92/x - Step 3: Cross multiply
175,560.74x = 242,392.56 × 115,233.92 - Step 4: Simplify right side
175,560.74x = 27,931,844,867.64 - Step 5: Solve for x
x = 27,931,844,867.64/175,560.74 - Step 6: Final answer
x = 159,100.75
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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.