Finding the Fourth Proportional to 193,667.68, 290,238.81 and 93,628.63
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Solution
The fourth proportional to 193,667.68, 290,238.81 and 93,628.63 is: 140,315.94
Step by Step Solution
- Step 1: Write the proportion equation
193,667.68 : 290,238.81 = 93,628.63 : x - Step 2: Convert to fraction form
193,667.68/290,238.81 = 93,628.63/x - Step 3: Cross multiply
193,667.68x = 290,238.81 × 93,628.63 - Step 4: Simplify right side
193,667.68x = 27,174,662,153.13 - Step 5: Solve for x
x = 27,174,662,153.13/193,667.68 - Step 6: Final answer
x = 140,315.94
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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.