Finding the Fourth Proportional to 173,005.68, 238,764.54 and 105,006.99
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Solution
The fourth proportional to 173,005.68, 238,764.54 and 105,006.99 is: 144,919.78
Step by Step Solution
- Step 1: Write the proportion equation
173,005.68 : 238,764.54 = 105,006.99 : x - Step 2: Convert to fraction form
173,005.68/238,764.54 = 105,006.99/x - Step 3: Cross multiply
173,005.68x = 238,764.54 × 105,006.99 - Step 4: Simplify right side
173,005.68x = 25,071,945,664.13 - Step 5: Solve for x
x = 25,071,945,664.13/173,005.68 - Step 6: Final answer
x = 144,919.78
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.