Finding the Fourth Proportional to 177,628.57, 245,129.15 and 97,056.09
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Solution
The fourth proportional to 177,628.57, 245,129.15 and 97,056.09 is: 133,938.34
Step by Step Solution
- Step 1: Write the proportion equation
177,628.57 : 245,129.15 = 97,056.09 : x - Step 2: Convert to fraction form
177,628.57/245,129.15 = 97,056.09/x - Step 3: Cross multiply
177,628.57x = 245,129.15 × 97,056.09 - Step 4: Simplify right side
177,628.57x = 23,791,276,358.74 - Step 5: Solve for x
x = 23,791,276,358.74/177,628.57 - Step 6: Final answer
x = 133,938.34
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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.