Finding the Fourth Proportional to 199,228.88, 274,927.84 and 108,582.93
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Solution
The fourth proportional to 199,228.88, 274,927.84 and 108,582.93 is: 149,840.07
Step by Step Solution
- Step 1: Write the proportion equation
199,228.88 : 274,927.84 = 108,582.93 : x - Step 2: Convert to fraction form
199,228.88/274,927.84 = 108,582.93/x - Step 3: Cross multiply
199,228.88x = 274,927.84 × 108,582.93 - Step 4: Simplify right side
199,228.88x = 29,852,470,134.31 - Step 5: Solve for x
x = 29,852,470,134.31/199,228.88 - Step 6: Final answer
x = 149,840.07
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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.