Finding the Fourth Proportional to 246,392.10, 340,020.81 and 133,214.58
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Solution
The fourth proportional to 246,392.10, 340,020.81 and 133,214.58 is: 183,835.96
Step by Step Solution
- Step 1: Write the proportion equation
246,392.10 : 340,020.81 = 133,214.58 : x - Step 2: Convert to fraction form
246,392.10/340,020.81 = 133,214.58/x - Step 3: Cross multiply
246,392.10x = 340,020.81 × 133,214.58 - Step 4: Simplify right side
246,392.10x = 45,295,729,395.41 - Step 5: Solve for x
x = 45,295,729,395.41/246,392.10 - Step 6: Final answer
x = 183,835.96
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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.