Finding the Fourth Proportional to 80,177.80, 120,202.62 and 38,036.68
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Solution
The fourth proportional to 80,177.80, 120,202.62 and 38,036.68 is: 57,024.62
Step by Step Solution
- Step 1: Write the proportion equation
80,177.80 : 120,202.62 = 38,036.68 : x - Step 2: Convert to fraction form
80,177.80/120,202.62 = 38,036.68/x - Step 3: Cross multiply
80,177.80x = 120,202.62 × 38,036.68 - Step 4: Simplify right side
80,177.80x = 4,572,108,592.10 - Step 5: Solve for x
x = 4,572,108,592.10/80,177.80 - Step 6: Final answer
x = 57,024.62
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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.