Finding the Fourth Proportional to 219,737.76, 329,497.57 and 69,958.54
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Solution
The fourth proportional to 219,737.76, 329,497.57 and 69,958.54 is: 104,903.09
Step by Step Solution
- Step 1: Write the proportion equation
219,737.76 : 329,497.57 = 69,958.54 : x - Step 2: Convert to fraction form
219,737.76/329,497.57 = 69,958.54/x - Step 3: Cross multiply
219,737.76x = 329,497.57 × 69,958.54 - Step 4: Simplify right side
219,737.76x = 23,051,168,930.75 - Step 5: Solve for x
x = 23,051,168,930.75/219,737.76 - Step 6: Final answer
x = 104,903.09
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1.5x scale
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.