Finding the Fourth Proportional to 178,778.63, 268,110.99 and 58,808.13
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Solution
The fourth proportional to 178,778.63, 268,110.99 and 58,808.13 is: 88,193.46
Step by Step Solution
- Step 1: Write the proportion equation
178,778.63 : 268,110.99 = 58,808.13 : x - Step 2: Convert to fraction form
178,778.63/268,110.99 = 58,808.13/x - Step 3: Cross multiply
178,778.63x = 268,110.99 × 58,808.13 - Step 4: Simplify right side
178,778.63x = 15,767,105,954.35 - Step 5: Solve for x
x = 15,767,105,954.35/178,778.63 - Step 6: Final answer
x = 88,193.46
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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.