Finding the Fourth Proportional to 167,119.34, 230,610.21 and 98,201.49
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Solution
The fourth proportional to 167,119.34, 230,610.21 and 98,201.49 is: 135,509.55
Step by Step Solution
- Step 1: Write the proportion equation
167,119.34 : 230,610.21 = 98,201.49 : x - Step 2: Convert to fraction form
167,119.34/230,610.21 = 98,201.49/x - Step 3: Cross multiply
167,119.34x = 230,610.21 × 98,201.49 - Step 4: Simplify right side
167,119.34x = 22,646,266,231.21 - Step 5: Solve for x
x = 22,646,266,231.21/167,119.34 - Step 6: Final answer
x = 135,509.55
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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.