Finding the Fourth Proportional to 104,549.10, 156,833.36 and 29,671.08
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Solution
The fourth proportional to 104,549.10, 156,833.36 and 29,671.08 is: 44,509.38
Step by Step Solution
- Step 1: Write the proportion equation
104,549.10 : 156,833.36 = 29,671.08 : x - Step 2: Convert to fraction form
104,549.10/156,833.36 = 29,671.08/x - Step 3: Cross multiply
104,549.10x = 156,833.36 × 29,671.08 - Step 4: Simplify right side
104,549.10x = 4,653,415,171.23 - Step 5: Solve for x
x = 4,653,415,171.23/104,549.10 - Step 6: Final answer
x = 44,509.38
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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.