Finding the Fourth Proportional to 130,056.24, 195,084.36 and 36,561.99
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Solution
The fourth proportional to 130,056.24, 195,084.36 and 36,561.99 is: 54,842.99
Step by Step Solution
- Step 1: Write the proportion equation
130,056.24 : 195,084.36 = 36,561.99 : x - Step 2: Convert to fraction form
130,056.24/195,084.36 = 36,561.99/x - Step 3: Cross multiply
130,056.24x = 195,084.36 × 36,561.99 - Step 4: Simplify right side
130,056.24x = 7,132,672,419.48 - Step 5: Solve for x
x = 7,132,672,419.48/130,056.24 - Step 6: Final answer
x = 54,842.99
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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.