Finding the Fourth Proportional to 156,014.84, 233,810.14 and 65,982.68
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Solution
The fourth proportional to 156,014.84, 233,810.14 and 65,982.68 is: 98,884.31
Step by Step Solution
- Step 1: Write the proportion equation
156,014.84 : 233,810.14 = 65,982.68 : x - Step 2: Convert to fraction form
156,014.84/233,810.14 = 65,982.68/x - Step 3: Cross multiply
156,014.84x = 233,810.14 × 65,982.68 - Step 4: Simplify right side
156,014.84x = 15,427,419,648.38 - Step 5: Solve for x
x = 15,427,419,648.38/156,014.84 - Step 6: Final answer
x = 98,884.31
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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.