Finding the Fourth Proportional to 83,325.24, 124,862.58 and 33,355.80
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Solution
The fourth proportional to 83,325.24, 124,862.58 and 33,355.80 is: 49,983.55
Step by Step Solution
- Step 1: Write the proportion equation
83,325.24 : 124,862.58 = 33,355.80 : x - Step 2: Convert to fraction form
83,325.24/124,862.58 = 33,355.80/x - Step 3: Cross multiply
83,325.24x = 124,862.58 × 33,355.80 - Step 4: Simplify right side
83,325.24x = 4,164,891,245.96 - Step 5: Solve for x
x = 4,164,891,245.96/83,325.24 - Step 6: Final answer
x = 49,983.55
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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.