Finding the Fourth Proportional to 267,384.21, 368,990.55 and 146,529.92
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Solution
The fourth proportional to 267,384.21, 368,990.55 and 146,529.92 is: 202,211.47
Step by Step Solution
- Step 1: Write the proportion equation
267,384.21 : 368,990.55 = 146,529.92 : x - Step 2: Convert to fraction form
267,384.21/368,990.55 = 146,529.92/x - Step 3: Cross multiply
267,384.21x = 368,990.55 × 146,529.92 - Step 4: Simplify right side
267,384.21x = 54,068,153,927.30 - Step 5: Solve for x
x = 54,068,153,927.30/267,384.21 - Step 6: Final answer
x = 202,211.47
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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.