Finding the Fourth Proportional to 177,935.36, 266,932.20 and 84,390.08
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Solution
The fourth proportional to 177,935.36, 266,932.20 and 84,390.08 is: 126,598.95
Step by Step Solution
- Step 1: Write the proportion equation
177,935.36 : 266,932.20 = 84,390.08 : x - Step 2: Convert to fraction form
177,935.36/266,932.20 = 84,390.08/x - Step 3: Cross multiply
177,935.36x = 266,932.20 × 84,390.08 - Step 4: Simplify right side
177,935.36x = 22,526,429,712.58 - Step 5: Solve for x
x = 22,526,429,712.58/177,935.36 - Step 6: Final answer
x = 126,598.95
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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.