Finding the Fourth Proportional to 197,884.18, 296,854.01 and 64,774.99
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Solution
The fourth proportional to 197,884.18, 296,854.01 and 64,774.99 is: 97,171.57
Step by Step Solution
- Step 1: Write the proportion equation
197,884.18 : 296,854.01 = 64,774.99 : x - Step 2: Convert to fraction form
197,884.18/296,854.01 = 64,774.99/x - Step 3: Cross multiply
197,884.18x = 296,854.01 × 64,774.99 - Step 4: Simplify right side
197,884.18x = 19,228,715,529.21 - Step 5: Solve for x
x = 19,228,715,529.21/197,884.18 - Step 6: Final answer
x = 97,171.57
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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.