Finding the Fourth Proportional to 118,260.08, 163,197.65 and 64,544.66
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Solution
The fourth proportional to 118,260.08, 163,197.65 and 64,544.66 is: 89,070.94
Step by Step Solution
- Step 1: Write the proportion equation
118,260.08 : 163,197.65 = 64,544.66 : x - Step 2: Convert to fraction form
118,260.08/163,197.65 = 64,544.66/x - Step 3: Cross multiply
118,260.08x = 163,197.65 × 64,544.66 - Step 4: Simplify right side
118,260.08x = 10,533,536,832.05 - Step 5: Solve for x
x = 10,533,536,832.05/118,260.08 - Step 6: Final answer
x = 89,070.94
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.