Finding the Fourth Proportional to 72,544.13, 108,813.66 and 29,848.02
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Solution
The fourth proportional to 72,544.13, 108,813.66 and 29,848.02 is: 44,770.99
Step by Step Solution
- Step 1: Write the proportion equation
72,544.13 : 108,813.66 = 29,848.02 : x - Step 2: Convert to fraction form
72,544.13/108,813.66 = 29,848.02/x - Step 3: Cross multiply
72,544.13x = 108,813.66 × 29,848.02 - Step 4: Simplify right side
72,544.13x = 3,247,872,299.95 - Step 5: Solve for x
x = 3,247,872,299.95/72,544.13 - Step 6: Final answer
x = 44,770.99
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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.