Finding the Fourth Proportional to 173,678.83, 239,681.08 and 97,197.32
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Solution
The fourth proportional to 173,678.83, 239,681.08 and 97,197.32 is: 134,134.70
Step by Step Solution
- Step 1: Write the proportion equation
173,678.83 : 239,681.08 = 97,197.32 : x - Step 2: Convert to fraction form
173,678.83/239,681.08 = 97,197.32/x - Step 3: Cross multiply
173,678.83x = 239,681.08 × 97,197.32 - Step 4: Simplify right side
173,678.83x = 23,296,357,456.46 - Step 5: Solve for x
x = 23,296,357,456.46/173,678.83 - Step 6: Final answer
x = 134,134.70
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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.