Finding the Fourth Proportional to 99,394.13, 149,107.95 and 46,064.48
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Solution
The fourth proportional to 99,394.13, 149,107.95 and 46,064.48 is: 69,104.48
Step by Step Solution
- Step 1: Write the proportion equation
99,394.13 : 149,107.95 = 46,064.48 : x - Step 2: Convert to fraction form
99,394.13/149,107.95 = 46,064.48/x - Step 3: Cross multiply
99,394.13x = 149,107.95 × 46,064.48 - Step 4: Simplify right side
99,394.13x = 6,868,579,950.29 - Step 5: Solve for x
x = 6,868,579,950.29/99,394.13 - Step 6: Final answer
x = 69,104.48
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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.