Finding the Fourth Proportional to 154,889.55, 232,240.84 and 69,484.84
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Solution
The fourth proportional to 154,889.55, 232,240.84 and 69,484.84 is: 104,185.32
Step by Step Solution
- Step 1: Write the proportion equation
154,889.55 : 232,240.84 = 69,484.84 : x - Step 2: Convert to fraction form
154,889.55/232,240.84 = 69,484.84/x - Step 3: Cross multiply
154,889.55x = 232,240.84 × 69,484.84 - Step 4: Simplify right side
154,889.55x = 16,137,216,854.55 - Step 5: Solve for x
x = 16,137,216,854.55/154,889.55 - Step 6: Final answer
x = 104,185.32
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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.