Finding the Fourth Proportional to 177,777.30, 266,665.95 and 149,783.70
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Solution
The fourth proportional to 177,777.30, 266,665.95 and 149,783.70 is: 224,675.55
Step by Step Solution
- Step 1: Write the proportion equation
177,777.30 : 266,665.95 = 149,783.70 : x - Step 2: Convert to fraction form
177,777.30/266,665.95 = 149,783.70/x - Step 3: Cross multiply
177,777.30x = 266,665.95 × 149,783.70 - Step 4: Simplify right side
177,777.30x = 39,942,212,655.02 - Step 5: Solve for x
x = 39,942,212,655.02/177,777.30 - Step 6: Final answer
x = 224,675.55
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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.