Finding the Fourth Proportional to 113,025.24, 155,974.98 and 62,038.26
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Solution
The fourth proportional to 113,025.24, 155,974.98 and 62,038.26 is: 85,612.88
Step by Step Solution
- Step 1: Write the proportion equation
113,025.24 : 155,974.98 = 62,038.26 : x - Step 2: Convert to fraction form
113,025.24/155,974.98 = 62,038.26/x - Step 3: Cross multiply
113,025.24x = 155,974.98 × 62,038.26 - Step 4: Simplify right side
113,025.24x = 9,676,416,362.73 - Step 5: Solve for x
x = 9,676,416,362.73/113,025.24 - Step 6: Final answer
x = 85,612.88
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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.