Finding the Fourth Proportional to 193,461.70, 290,062.95 and 93,669.70
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Solution
The fourth proportional to 193,461.70, 290,062.95 and 93,669.70 is: 140,441.80
Step by Step Solution
- Step 1: Write the proportion equation
193,461.70 : 290,062.95 = 93,669.70 : x - Step 2: Convert to fraction form
193,461.70/290,062.95 = 93,669.70/x - Step 3: Cross multiply
193,461.70x = 290,062.95 × 93,669.70 - Step 4: Simplify right side
193,461.70x = 27,170,109,507.62 - Step 5: Solve for x
x = 27,170,109,507.62/193,461.70 - Step 6: Final answer
x = 140,441.80
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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.