Finding the Fourth Proportional to 171,238.24, 256,909.08 and 51,299.08
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Solution
The fourth proportional to 171,238.24, 256,909.08 and 51,299.08 is: 76,964.11
Step by Step Solution
- Step 1: Write the proportion equation
171,238.24 : 256,909.08 = 51,299.08 : x - Step 2: Convert to fraction form
171,238.24/256,909.08 = 51,299.08/x - Step 3: Cross multiply
171,238.24x = 256,909.08 × 51,299.08 - Step 4: Simplify right side
171,238.24x = 13,179,199,447.65 - Step 5: Solve for x
x = 13,179,199,447.65/171,238.24 - Step 6: Final answer
x = 76,964.11
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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.