Finding the Fourth Proportional to 178,666.79, 246,560.66 and 98,099.53
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Solution
The fourth proportional to 178,666.79, 246,560.66 and 98,099.53 is: 135,377.62
Step by Step Solution
- Step 1: Write the proportion equation
178,666.79 : 246,560.66 = 98,099.53 : x - Step 2: Convert to fraction form
178,666.79/246,560.66 = 98,099.53/x - Step 3: Cross multiply
178,666.79x = 246,560.66 × 98,099.53 - Step 4: Simplify right side
178,666.79x = 24,187,483,755.59 - Step 5: Solve for x
x = 24,187,483,755.59/178,666.79 - Step 6: Final answer
x = 135,377.62
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1.5x scale
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.