Finding the Fourth Proportional to 108,784.98, 163,183.14 and 29,897.46
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Solution
The fourth proportional to 108,784.98, 163,183.14 and 29,897.46 is: 44,847.75
Step by Step Solution
- Step 1: Write the proportion equation
108,784.98 : 163,183.14 = 29,897.46 : x - Step 2: Convert to fraction form
108,784.98/163,183.14 = 29,897.46/x - Step 3: Cross multiply
108,784.98x = 163,183.14 × 29,897.46 - Step 4: Simplify right side
108,784.98x = 4,878,761,400.82 - Step 5: Solve for x
x = 4,878,761,400.82/108,784.98 - Step 6: Final answer
x = 44,847.75
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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.