Finding the Fourth Proportional to 266,782.87, 368,170.58 and 152,079.58
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Solution
The fourth proportional to 266,782.87, 368,170.58 and 152,079.58 is: 209,875.65
Step by Step Solution
- Step 1: Write the proportion equation
266,782.87 : 368,170.58 = 152,079.58 : x - Step 2: Convert to fraction form
266,782.87/368,170.58 = 152,079.58/x - Step 3: Cross multiply
266,782.87x = 368,170.58 × 152,079.58 - Step 4: Simplify right side
266,782.87x = 55,991,227,174.76 - Step 5: Solve for x
x = 55,991,227,174.76/266,782.87 - Step 6: Final answer
x = 209,875.65
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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.