Finding the Fourth Proportional to 113,161.08, 156,164.91 and 62,177.00
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Solution
The fourth proportional to 113,161.08, 156,164.91 and 62,177.00 is: 85,805.69
Step by Step Solution
- Step 1: Write the proportion equation
113,161.08 : 156,164.91 = 62,177.00 : x - Step 2: Convert to fraction form
113,161.08/156,164.91 = 62,177.00/x - Step 3: Cross multiply
113,161.08x = 156,164.91 × 62,177.00 - Step 4: Simplify right side
113,161.08x = 9,709,864,828.25 - Step 5: Solve for x
x = 9,709,864,828.25/113,161.08 - Step 6: Final answer
x = 85,805.69
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.