Finding the Fourth Proportional to 155,284.71, 232,926.75 and 48,676.92
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Solution
The fourth proportional to 155,284.71, 232,926.75 and 48,676.92 is: 73,015.28
Step by Step Solution
- Step 1: Write the proportion equation
155,284.71 : 232,926.75 = 48,676.92 : x - Step 2: Convert to fraction form
155,284.71/232,926.75 = 48,676.92/x - Step 3: Cross multiply
155,284.71x = 232,926.75 × 48,676.92 - Step 4: Simplify right side
155,284.71x = 11,338,156,775.61 - Step 5: Solve for x
x = 11,338,156,775.61/155,284.71 - Step 6: Final answer
x = 73,015.28
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.