Finding the Fourth Proportional to 175,439.12, 242,105.80 and 94,866.44
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Solution
The fourth proportional to 175,439.12, 242,105.80 and 94,866.44 is: 130,915.59
Step by Step Solution
- Step 1: Write the proportion equation
175,439.12 : 242,105.80 = 94,866.44 : x - Step 2: Convert to fraction form
175,439.12/242,105.80 = 94,866.44/x - Step 3: Cross multiply
175,439.12x = 242,105.80 × 94,866.44 - Step 4: Simplify right side
175,439.12x = 22,967,715,349.35 - Step 5: Solve for x
x = 22,967,715,349.35/175,439.12 - Step 6: Final answer
x = 130,915.59
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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.