Finding the Fourth Proportional to 177,417.20, 266,125.80 and 177,417.20
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Solution
The fourth proportional to 177,417.20, 266,125.80 and 177,417.20 is: 266,125.80
Step by Step Solution
- Step 1: Write the proportion equation
177,417.20 : 266,125.80 = 177,417.20 : x - Step 2: Convert to fraction form
177,417.20/266,125.80 = 177,417.20/x - Step 3: Cross multiply
177,417.20x = 266,125.80 × 177,417.20 - Step 4: Simplify right side
177,417.20x = 47,215,294,283.76 - Step 5: Solve for x
x = 47,215,294,283.76/177,417.20 - Step 6: Final answer
x = 266,125.80
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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.