Finding the Fourth Proportional to 177,740.97, 245,282.76 and 102,289.53
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Solution
The fourth proportional to 177,740.97, 245,282.76 and 102,289.53 is: 141,159.68
Step by Step Solution
- Step 1: Write the proportion equation
177,740.97 : 245,282.76 = 102,289.53 : x - Step 2: Convert to fraction form
177,740.97/245,282.76 = 102,289.53/x - Step 3: Cross multiply
177,740.97x = 245,282.76 × 102,289.53 - Step 4: Simplify right side
177,740.97x = 25,089,858,237.50 - Step 5: Solve for x
x = 25,089,858,237.50/177,740.97 - Step 6: Final answer
x = 141,159.68
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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.