Finding the Fourth Proportional to 98,850.00, 136,412.76 and 53,527.99
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Solution
The fourth proportional to 98,850.00, 136,412.76 and 53,527.99 is: 73,868.49
Step by Step Solution
- Step 1: Write the proportion equation
98,850.00 : 136,412.76 = 53,527.99 : x - Step 2: Convert to fraction form
98,850.00/136,412.76 = 53,527.99/x - Step 3: Cross multiply
98,850.00x = 136,412.76 × 53,527.99 - Step 4: Simplify right side
98,850.00x = 7,301,900,155.98 - Step 5: Solve for x
x = 7,301,900,155.98/98,850.00 - Step 6: Final answer
x = 73,868.49
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1.5x scale
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.