Finding the Fourth Proportional to 275,750.80, 413,533.19 and 104,931.96
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Solution
The fourth proportional to 275,750.80, 413,533.19 and 104,931.96 is: 157,362.55
Step by Step Solution
- Step 1: Write the proportion equation
275,750.80 : 413,533.19 = 104,931.96 : x - Step 2: Convert to fraction form
275,750.80/413,533.19 = 104,931.96/x - Step 3: Cross multiply
275,750.80x = 413,533.19 × 104,931.96 - Step 4: Simplify right side
275,750.80x = 43,392,849,185.59 - Step 5: Solve for x
x = 43,392,849,185.59/275,750.80 - Step 6: Final answer
x = 157,362.55
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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.