Finding the Fourth Proportional to 194,557.46, 291,677.67 and 130,581.59
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Solution
The fourth proportional to 194,557.46, 291,677.67 and 130,581.59 is: 195,765.99
Step by Step Solution
- Step 1: Write the proportion equation
194,557.46 : 291,677.67 = 130,581.59 : x - Step 2: Convert to fraction form
194,557.46/291,677.67 = 130,581.59/x - Step 3: Cross multiply
194,557.46x = 291,677.67 × 130,581.59 - Step 4: Simplify right side
194,557.46x = 38,087,732,457.71 - Step 5: Solve for x
x = 38,087,732,457.71/194,557.46 - Step 6: Final answer
x = 195,765.99
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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.