Finding the Fourth Proportional to 130,359.56, 195,542.98 and 46,107.80
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Solution
The fourth proportional to 130,359.56, 195,542.98 and 46,107.80 is: 69,162.99
Step by Step Solution
- Step 1: Write the proportion equation
130,359.56 : 195,542.98 = 46,107.80 : x - Step 2: Convert to fraction form
130,359.56/195,542.98 = 46,107.80/x - Step 3: Cross multiply
130,359.56x = 195,542.98 × 46,107.80 - Step 4: Simplify right side
130,359.56x = 9,016,056,613.24 - Step 5: Solve for x
x = 9,016,056,613.24/130,359.56 - Step 6: Final answer
x = 69,162.99
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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.