Finding the Fourth Proportional to 177,294.40, 244,632.80 and 105,681.08
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Solution
The fourth proportional to 177,294.40, 244,632.80 and 105,681.08 is: 145,819.95
Step by Step Solution
- Step 1: Write the proportion equation
177,294.40 : 244,632.80 = 105,681.08 : x - Step 2: Convert to fraction form
177,294.40/244,632.80 = 105,681.08/x - Step 3: Cross multiply
177,294.40x = 244,632.80 × 105,681.08 - Step 4: Simplify right side
177,294.40x = 25,853,059,383.21 - Step 5: Solve for x
x = 25,853,059,383.21/177,294.40 - Step 6: Final answer
x = 145,819.95
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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.