Finding the Fourth Proportional to 173,785.69, 239,822.40 and 97,305.49
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Solution
The fourth proportional to 173,785.69, 239,822.40 and 97,305.49 is: 134,280.54
Step by Step Solution
- Step 1: Write the proportion equation
173,785.69 : 239,822.40 = 97,305.49 : x - Step 2: Convert to fraction form
173,785.69/239,822.40 = 97,305.49/x - Step 3: Cross multiply
173,785.69x = 239,822.40 × 97,305.49 - Step 4: Simplify right side
173,785.69x = 23,336,036,144.98 - Step 5: Solve for x
x = 23,336,036,144.98/173,785.69 - Step 6: Final answer
x = 134,280.54
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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.