Finding the Fourth Proportional to 274,136.58, 378,192.64 and 183,521.74
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Solution
The fourth proportional to 274,136.58, 378,192.64 and 183,521.74 is: 253,182.45
Step by Step Solution
- Step 1: Write the proportion equation
274,136.58 : 378,192.64 = 183,521.74 : x - Step 2: Convert to fraction form
274,136.58/378,192.64 = 183,521.74/x - Step 3: Cross multiply
274,136.58x = 378,192.64 × 183,521.74 - Step 4: Simplify right side
274,136.58x = 69,406,571,347.99 - Step 5: Solve for x
x = 69,406,571,347.99/274,136.58 - Step 6: Final answer
x = 253,182.45
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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.