Finding the Fourth Proportional to 97,285.77, 145,933.07 and 29,812.95
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Solution
The fourth proportional to 97,285.77, 145,933.07 and 29,812.95 is: 44,720.78
Step by Step Solution
- Step 1: Write the proportion equation
97,285.77 : 145,933.07 = 29,812.95 : x - Step 2: Convert to fraction form
97,285.77/145,933.07 = 29,812.95/x - Step 3: Cross multiply
97,285.77x = 145,933.07 × 29,812.95 - Step 4: Simplify right side
97,285.77x = 4,350,695,170.19 - Step 5: Solve for x
x = 4,350,695,170.19/97,285.77 - Step 6: Final answer
x = 44,720.78
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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.