Finding the Fourth Proportional to 175,909.80, 263,864.70 and 97,177.80
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Solution
The fourth proportional to 175,909.80, 263,864.70 and 97,177.80 is: 145,766.70
Step by Step Solution
- Step 1: Write the proportion equation
175,909.80 : 263,864.70 = 97,177.80 : x - Step 2: Convert to fraction form
175,909.80/263,864.70 = 97,177.80/x - Step 3: Cross multiply
175,909.80x = 263,864.70 × 97,177.80 - Step 4: Simplify right side
175,909.80x = 25,641,791,043.66 - Step 5: Solve for x
x = 25,641,791,043.66/175,909.80 - Step 6: Final answer
x = 145,766.70
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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.