Finding the Fourth Proportional to 185,035.63, 255,353.88 and 113,455.12
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Solution
The fourth proportional to 185,035.63, 255,353.88 and 113,455.12 is: 156,570.95
Step by Step Solution
- Step 1: Write the proportion equation
185,035.63 : 255,353.88 = 113,455.12 : x - Step 2: Convert to fraction form
185,035.63/255,353.88 = 113,455.12/x - Step 3: Cross multiply
185,035.63x = 255,353.88 × 113,455.12 - Step 4: Simplify right side
185,035.63x = 28,971,205,097.87 - Step 5: Solve for x
x = 28,971,205,097.87/185,035.63 - Step 6: Final answer
x = 156,570.95
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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.