Finding the Fourth Proportional to 121,238.56, 181,901.68 and 62,102.08
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Solution
The fourth proportional to 121,238.56, 181,901.68 and 62,102.08 is: 93,175.58
Step by Step Solution
- Step 1: Write the proportion equation
121,238.56 : 181,901.68 = 62,102.08 : x - Step 2: Convert to fraction form
121,238.56/181,901.68 = 62,102.08/x - Step 3: Cross multiply
121,238.56x = 181,901.68 × 62,102.08 - Step 4: Simplify right side
121,238.56x = 11,296,472,683.49 - Step 5: Solve for x
x = 11,296,472,683.49/121,238.56 - Step 6: Final answer
x = 93,175.58
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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.