Finding the Fourth Proportional to 246,178.36, 369,248.42 and 151,421.12
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Solution
The fourth proportional to 246,178.36, 369,248.42 and 151,421.12 is: 227,119.92
Step by Step Solution
- Step 1: Write the proportion equation
246,178.36 : 369,248.42 = 151,421.12 : x - Step 2: Convert to fraction form
246,178.36/369,248.42 = 151,421.12/x - Step 3: Cross multiply
246,178.36x = 369,248.42 × 151,421.12 - Step 4: Simplify right side
246,178.36x = 55,912,009,314.63 - Step 5: Solve for x
x = 55,912,009,314.63/246,178.36 - Step 6: Final answer
x = 227,119.92
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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.