Finding the Fourth Proportional to 178,926.28, 246,918.30 and 98,359
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Solution
The fourth proportional to 178,926.28, 246,918.30 and 98,359 is: 135,735.44
Step by Step Solution
- Step 1: Write the proportion equation
178,926.28 : 246,918.30 = 98,359 : x - Step 2: Convert to fraction form
178,926.28/246,918.30 = 98,359/x - Step 3: Cross multiply
178,926.28x = 246,918.30 × 98,359 - Step 4: Simplify right side
178,926.28x = 24,286,637,069.70 - Step 5: Solve for x
x = 24,286,637,069.70/178,926.28 - Step 6: Final answer
x = 135,735.44
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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.