Finding the Fourth Proportional to 260,952.15, 360,107.87 and 153,529.10
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Solution
The fourth proportional to 260,952.15, 360,107.87 and 153,529.10 is: 211,866.56
Step by Step Solution
- Step 1: Write the proportion equation
260,952.15 : 360,107.87 = 153,529.10 : x - Step 2: Convert to fraction form
260,952.15/360,107.87 = 153,529.10/x - Step 3: Cross multiply
260,952.15x = 360,107.87 × 153,529.10 - Step 4: Simplify right side
260,952.15x = 55,287,034,615.83 - Step 5: Solve for x
x = 55,287,034,615.83/260,952.15 - Step 6: Final answer
x = 211,866.56
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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.