Finding the Fourth Proportional to 129,604.08, 194,124.81 and 62,904.03
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Solution
The fourth proportional to 129,604.08, 194,124.81 and 62,904.03 is: 94,219.51
Step by Step Solution
- Step 1: Write the proportion equation
129,604.08 : 194,124.81 = 62,904.03 : x - Step 2: Convert to fraction form
129,604.08/194,124.81 = 62,904.03/x - Step 3: Cross multiply
129,604.08x = 194,124.81 × 62,904.03 - Step 4: Simplify right side
129,604.08x = 12,211,232,871.98 - Step 5: Solve for x
x = 12,211,232,871.98/129,604.08 - Step 6: Final answer
x = 94,219.51
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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.