Finding the Fourth Proportional to 178,538.94, 246,399.27 and 97,982.01
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Solution
The fourth proportional to 178,538.94, 246,399.27 and 97,982.01 is: 135,223.70
Step by Step Solution
- Step 1: Write the proportion equation
178,538.94 : 246,399.27 = 97,982.01 : x - Step 2: Convert to fraction form
178,538.94/246,399.27 = 97,982.01/x - Step 3: Cross multiply
178,538.94x = 246,399.27 × 97,982.01 - Step 4: Simplify right side
178,538.94x = 24,142,695,737.13 - Step 5: Solve for x
x = 24,142,695,737.13/178,538.94 - Step 6: Final answer
x = 135,223.70
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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.