Finding the Fourth Proportional to 97,103.38, 145,655.42 and 26,982.70
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Solution
The fourth proportional to 97,103.38, 145,655.42 and 26,982.70 is: 40,474.15
Step by Step Solution
- Step 1: Write the proportion equation
97,103.38 : 145,655.42 = 26,982.70 : x - Step 2: Convert to fraction form
97,103.38/145,655.42 = 26,982.70/x - Step 3: Cross multiply
97,103.38x = 145,655.42 × 26,982.70 - Step 4: Simplify right side
97,103.38x = 3,930,176,501.23 - Step 5: Solve for x
x = 3,930,176,501.23/97,103.38 - Step 6: Final answer
x = 40,474.15
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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.