Finding the Fourth Proportional to 197,299.53, 272,273.00 and 106,655.55
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Solution
The fourth proportional to 197,299.53, 272,273.00 and 106,655.55 is: 147,184.47
Step by Step Solution
- Step 1: Write the proportion equation
197,299.53 : 272,273.00 = 106,655.55 : x - Step 2: Convert to fraction form
197,299.53/272,273.00 = 106,655.55/x - Step 3: Cross multiply
197,299.53x = 272,273.00 × 106,655.55 - Step 4: Simplify right side
197,299.53x = 29,039,426,031.87 - Step 5: Solve for x
x = 29,039,426,031.87/197,299.53 - Step 6: Final answer
x = 147,184.47
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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.