Finding the Fourth Proportional to 240,525.79, 331,920.68 and 133,095.78
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Solution
The fourth proportional to 240,525.79, 331,920.68 and 133,095.78 is: 183,669.46
Step by Step Solution
- Step 1: Write the proportion equation
240,525.79 : 331,920.68 = 133,095.78 : x - Step 2: Convert to fraction form
240,525.79/331,920.68 = 133,095.78/x - Step 3: Cross multiply
240,525.79x = 331,920.68 × 133,095.78 - Step 4: Simplify right side
240,525.79x = 44,177,241,137.25 - Step 5: Solve for x
x = 44,177,241,137.25/240,525.79 - Step 6: Final answer
x = 183,669.46
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1.5x scale
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.