Finding the Fourth Proportional to 129,173.42, 193,579.68 and 62,595.90
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Solution
The fourth proportional to 129,173.42, 193,579.68 and 62,595.90 is: 93,806.41
Step by Step Solution
- Step 1: Write the proportion equation
129,173.42 : 193,579.68 = 62,595.90 : x - Step 2: Convert to fraction form
129,173.42/193,579.68 = 62,595.90/x - Step 3: Cross multiply
129,173.42x = 193,579.68 × 62,595.90 - Step 4: Simplify right side
129,173.42x = 12,117,294,291.31 - Step 5: Solve for x
x = 12,117,294,291.31/129,173.42 - Step 6: Final answer
x = 93,806.41
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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.