Finding the Fourth Proportional to 106,356.08, 146,772.36 and 58,611.14
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Solution
The fourth proportional to 106,356.08, 146,772.36 and 58,611.14 is: 80,883.91
Step by Step Solution
- Step 1: Write the proportion equation
106,356.08 : 146,772.36 = 58,611.14 : x - Step 2: Convert to fraction form
106,356.08/146,772.36 = 58,611.14/x - Step 3: Cross multiply
106,356.08x = 146,772.36 × 58,611.14 - Step 4: Simplify right side
106,356.08x = 8,602,495,340.09 - Step 5: Solve for x
x = 8,602,495,340.09/106,356.08 - Step 6: Final answer
x = 80,883.91
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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.