Finding the Fourth Proportional to 135,955.00, 203,953.19 and 69,358.76
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Solution
The fourth proportional to 135,955.00, 203,953.19 and 69,358.76 is: 104,048.69
Step by Step Solution
- Step 1: Write the proportion equation
135,955.00 : 203,953.19 = 69,358.76 : x - Step 2: Convert to fraction form
135,955.00/203,953.19 = 69,358.76/x - Step 3: Cross multiply
135,955.00x = 203,953.19 × 69,358.76 - Step 4: Simplify right side
135,955.00x = 14,145,938,989.88 - Step 5: Solve for x
x = 14,145,938,989.88/135,955.00 - Step 6: Final answer
x = 104,048.69
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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.