Finding the Fourth Proportional to 226,904.24, 340,312.44 and 86,629.52
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Solution
The fourth proportional to 226,904.24, 340,312.44 and 86,629.52 is: 129,927.51
Step by Step Solution
- Step 1: Write the proportion equation
226,904.24 : 340,312.44 = 86,629.52 : x - Step 2: Convert to fraction form
226,904.24/340,312.44 = 86,629.52/x - Step 3: Cross multiply
226,904.24x = 340,312.44 × 86,629.52 - Step 4: Simplify right side
226,904.24x = 29,481,103,327.23 - Step 5: Solve for x
x = 29,481,103,327.23/226,904.24 - Step 6: Final answer
x = 129,927.51
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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.