Finding the Fourth Proportional to 99,562.08, 149,347.48 and 46,304.08
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Solution
The fourth proportional to 99,562.08, 149,347.48 and 46,304.08 is: 69,458.15
Step by Step Solution
- Step 1: Write the proportion equation
99,562.08 : 149,347.48 = 46,304.08 : x - Step 2: Convert to fraction form
99,562.08/149,347.48 = 46,304.08/x - Step 3: Cross multiply
99,562.08x = 149,347.48 × 46,304.08 - Step 4: Simplify right side
99,562.08x = 6,915,397,661.72 - Step 5: Solve for x
x = 6,915,397,661.72/99,562.08 - Step 6: Final answer
x = 69,458.15
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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.