Finding the Fourth Proportional to 177,140.80, 243,956.64 and 173,270.08
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Solution
The fourth proportional to 177,140.80, 243,956.64 and 173,270.08 is: 238,625.92
Step by Step Solution
- Step 1: Write the proportion equation
177,140.80 : 243,956.64 = 173,270.08 : x - Step 2: Convert to fraction form
177,140.80/243,956.64 = 173,270.08/x - Step 3: Cross multiply
177,140.80x = 243,956.64 × 173,270.08 - Step 4: Simplify right side
177,140.80x = 42,270,386,529.33 - Step 5: Solve for x
x = 42,270,386,529.33/177,140.80 - Step 6: Final answer
x = 238,625.92
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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.