Finding the Fourth Proportional to 134,732.36, 202,099.02 and 131,484.68
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Solution
The fourth proportional to 134,732.36, 202,099.02 and 131,484.68 is: 197,227.49
Step by Step Solution
- Step 1: Write the proportion equation
134,732.36 : 202,099.02 = 131,484.68 : x - Step 2: Convert to fraction form
134,732.36/202,099.02 = 131,484.68/x - Step 3: Cross multiply
134,732.36x = 202,099.02 × 131,484.68 - Step 4: Simplify right side
134,732.36x = 26,572,924,973.01 - Step 5: Solve for x
x = 26,572,924,973.01/134,732.36 - Step 6: Final answer
x = 197,227.49
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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.