Finding the Fourth Proportional to 246,913.06, 340,767.68 and 139,490.01
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Solution
The fourth proportional to 246,913.06, 340,767.68 and 139,490.01 is: 192,511.84
Step by Step Solution
- Step 1: Write the proportion equation
246,913.06 : 340,767.68 = 139,490.01 : x - Step 2: Convert to fraction form
246,913.06/340,767.68 = 139,490.01/x - Step 3: Cross multiply
246,913.06x = 340,767.68 × 139,490.01 - Step 4: Simplify right side
246,913.06x = 47,533,687,439.60 - Step 5: Solve for x
x = 47,533,687,439.60/246,913.06 - Step 6: Final answer
x = 192,511.84
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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.