Finding the Fourth Proportional to 133,349.09, 200,056.23 and 93,983.09
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Solution
The fourth proportional to 133,349.09, 200,056.23 and 93,983.09 is: 140,997.61
Step by Step Solution
- Step 1: Write the proportion equation
133,349.09 : 200,056.23 = 93,983.09 : x - Step 2: Convert to fraction form
133,349.09/200,056.23 = 93,983.09/x - Step 3: Cross multiply
133,349.09x = 200,056.23 × 93,983.09 - Step 4: Simplify right side
133,349.09x = 18,801,901,668.87 - Step 5: Solve for x
x = 18,801,901,668.87/133,349.09 - Step 6: Final answer
x = 140,997.61
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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.