Finding the Fourth Proportional to 168,873.67, 253,313.57 and 56,532.95
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Solution
The fourth proportional to 168,873.67, 253,313.57 and 56,532.95 is: 84,800.45
Step by Step Solution
- Step 1: Write the proportion equation
168,873.67 : 253,313.57 = 56,532.95 : x - Step 2: Convert to fraction form
168,873.67/253,313.57 = 56,532.95/x - Step 3: Cross multiply
168,873.67x = 253,313.57 × 56,532.95 - Step 4: Simplify right side
168,873.67x = 14,320,562,261.90 - Step 5: Solve for x
x = 14,320,562,261.90/168,873.67 - Step 6: Final answer
x = 84,800.45
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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.