Finding the Fourth Proportional to 99,355.24, 149,032.86 and 29,234.58
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Solution
The fourth proportional to 99,355.24, 149,032.86 and 29,234.58 is: 43,851.86
Step by Step Solution
- Step 1: Write the proportion equation
99,355.24 : 149,032.86 = 29,234.58 : x - Step 2: Convert to fraction form
99,355.24/149,032.86 = 29,234.58/x - Step 3: Cross multiply
99,355.24x = 149,032.86 × 29,234.58 - Step 4: Simplify right side
99,355.24x = 4,356,912,323.13 - Step 5: Solve for x
x = 4,356,912,323.13/99,355.24 - Step 6: Final answer
x = 43,851.86
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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.