Finding the Fourth Proportional to 113,246.12, 169,868.54 and 29,006.12
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Solution
The fourth proportional to 113,246.12, 169,868.54 and 29,006.12 is: 43,509.02
Step by Step Solution
- Step 1: Write the proportion equation
113,246.12 : 169,868.54 = 29,006.12 : x - Step 2: Convert to fraction form
113,246.12/169,868.54 = 29,006.12/x - Step 3: Cross multiply
113,246.12x = 169,868.54 × 29,006.12 - Step 4: Simplify right side
113,246.12x = 4,927,227,255.46 - Step 5: Solve for x
x = 4,927,227,255.46/113,246.12 - Step 6: Final answer
x = 43,509.02
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1.5x scale
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.