Finding the Fourth Proportional to 193,348.71, 290,023.09 and 60,239.70
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Solution
The fourth proportional to 193,348.71, 290,023.09 and 60,239.70 is: 90,359.56
Step by Step Solution
- Step 1: Write the proportion equation
193,348.71 : 290,023.09 = 60,239.70 : x - Step 2: Convert to fraction form
193,348.71/290,023.09 = 60,239.70/x - Step 3: Cross multiply
193,348.71x = 290,023.09 × 60,239.70 - Step 4: Simplify right side
193,348.71x = 17,470,903,784.07 - Step 5: Solve for x
x = 17,470,903,784.07/193,348.71 - Step 6: Final answer
x = 90,359.56
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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.