Finding the Fourth Proportional to 173,686.63, 239,698.11 and 97,204.16
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Solution
The fourth proportional to 173,686.63, 239,698.11 and 97,204.16 is: 134,147.66
Step by Step Solution
- Step 1: Write the proportion equation
173,686.63 : 239,698.11 = 97,204.16 : x - Step 2: Convert to fraction form
173,686.63/239,698.11 = 97,204.16/x - Step 3: Cross multiply
173,686.63x = 239,698.11 × 97,204.16 - Step 4: Simplify right side
173,686.63x = 23,299,654,463.59 - Step 5: Solve for x
x = 23,299,654,463.59/173,686.63 - Step 6: Final answer
x = 134,147.66
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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.