Finding the Fourth Proportional to 177,695.20, 245,225.97 and 97,128.14
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Solution
The fourth proportional to 177,695.20, 245,225.97 and 97,128.14 is: 134,040.44
Step by Step Solution
- Step 1: Write the proportion equation
177,695.20 : 245,225.97 = 97,128.14 : x - Step 2: Convert to fraction form
177,695.20/245,225.97 = 97,128.14/x - Step 3: Cross multiply
177,695.20x = 245,225.97 × 97,128.14 - Step 4: Simplify right side
177,695.20x = 23,818,341,860.16 - Step 5: Solve for x
x = 23,818,341,860.16/177,695.20 - Step 6: Final answer
x = 134,040.44
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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.