Finding the Fourth Proportional to 240,296.49, 331,595.78 and 132,860.07
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Solution
The fourth proportional to 240,296.49, 331,595.78 and 132,860.07 is: 183,339.50
Step by Step Solution
- Step 1: Write the proportion equation
240,296.49 : 331,595.78 = 132,860.07 : x - Step 2: Convert to fraction form
240,296.49/331,595.78 = 132,860.07/x - Step 3: Cross multiply
240,296.49x = 331,595.78 × 132,860.07 - Step 4: Simplify right side
240,296.49x = 44,055,837,878.20 - Step 5: Solve for x
x = 44,055,837,878.20/240,296.49 - Step 6: Final answer
x = 183,339.50
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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.