Finding the Fourth Proportional to 73,657.14, 110,482.95 and 43,877.49
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Solution
The fourth proportional to 73,657.14, 110,482.95 and 43,877.49 is: 65,814.59
Step by Step Solution
- Step 1: Write the proportion equation
73,657.14 : 110,482.95 = 43,877.49 : x - Step 2: Convert to fraction form
73,657.14/110,482.95 = 43,877.49/x - Step 3: Cross multiply
73,657.14x = 110,482.95 × 43,877.49 - Step 4: Simplify right side
73,657.14x = 4,847,714,533.80 - Step 5: Solve for x
x = 4,847,714,533.80/73,657.14 - Step 6: Final answer
x = 65,814.59
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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.