Finding the Fourth Proportional to 143,135.36, 214,703.04 and 37,962.53
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Solution
The fourth proportional to 143,135.36, 214,703.04 and 37,962.53 is: 56,943.80
Step by Step Solution
- Step 1: Write the proportion equation
143,135.36 : 214,703.04 = 37,962.53 : x - Step 2: Convert to fraction form
143,135.36/214,703.04 = 37,962.53/x - Step 3: Cross multiply
143,135.36x = 214,703.04 × 37,962.53 - Step 4: Simplify right side
143,135.36x = 8,150,670,597.09 - Step 5: Solve for x
x = 8,150,670,597.09/143,135.36 - Step 6: Final answer
x = 56,943.80
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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.